18508735652

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{73}}^1\times {\mathrm{127}}^1\times {\mathrm{157}}^1$

素因数の和:406

約数の個数: 144

約数和(自身を含む): 38593701888

約数和(自身を除く): 20084966236

約数列:

[1, 2, 4, 11, 17, 22, 34, 44, 68, 73, 127, 146, 157, 187, 254, 289, 292, 314, 374, 508, 578, 628, 748, 803, 1156, 1241, 1397, 1606, 1727, 2159, 2482, 2669, 2794, 3179, 3212, 3454, 4318, 4964, 5338, 5588, 6358, 6908, 8636, 9271, 10676, 11461, 12716, 13651, 18542, 19939, 21097, 22922, 23749, 27302, 29359, 36703, 37084, 39878, 42194, 45373, 45844, 47498, 54604, 58718, 73406, 79756, 84388, 90746, 94996, 101981, 117436, 126071, 146812, 157607, 181492, 194837, 203962, 219329, 232067, 252142, 315214, 338963, 389674, 403733, 407924, 438658, 464134, 499103, 504284, 630428, 677926, 779348, 807466, 877316, 928268, 998206, 1355852, 1455547, 1614932, 1733677, 1996412, 2143207, 2679319, 2911094, 3312229, 3467354, 3728593, 4286414, 5358638, 5762371, 5822188, 6624458, 6934708, 7457186, 8572828, 10717276, 11524742, 13248916, 14914372, 16011017, 23049484, 24744299, 29472509, 32022034, 36434519, 49488598, 58945018, 63386081, 64044068, 72869038, 98977196, 117890036, 126772162, 145738076, 253544324, 272187289, 420653083, 544374578, 841306166, 1088749156, 1682612332, 4627183913, 9254367826, 18508735652]

約数ペア:

[(1, 18508735652), (2, 9254367826), (4, 4627183913), (11, 1682612332), (17, 1088749156), (22, 841306166), (34, 544374578), (44, 420653083), (68, 272187289), (73, 253544324), (127, 145738076), (146, 126772162), (157, 117890036), (187, 98977196), (254, 72869038), (289, 64044068), (292, 63386081), (314, 58945018), (374, 49488598), (508, 36434519), (578, 32022034), (628, 29472509), (748, 24744299), (803, 23049484), (1156, 16011017), (1241, 14914372), (1397, 13248916), (1606, 11524742), (1727, 10717276), (2159, 8572828), (2482, 7457186), (2669, 6934708), (2794, 6624458), (3179, 5822188), (3212, 5762371), (3454, 5358638), (4318, 4286414), (4964, 3728593), (5338, 3467354), (5588, 3312229), (6358, 2911094), (6908, 2679319), (8636, 2143207), (9271, 1996412), (10676, 1733677), (11461, 1614932), (12716, 1455547), (13651, 1355852), (18542, 998206), (19939, 928268), (21097, 877316), (22922, 807466), (23749, 779348), (27302, 677926), (29359, 630428), (36703, 504284), (37084, 499103), (39878, 464134), (42194, 438658), (45373, 407924), (45844, 403733), (47498, 389674), (54604, 338963), (58718, 315214), (73406, 252142), (79756, 232067), (84388, 219329), (90746, 203962), (94996, 194837), (101981, 181492), (117436, 157607), (126071, 146812)]