18232181864

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1\times {\mathrm{383}}^1$

素因数の和:667

約数の個数: 128

約数和(自身を含む): 38610432000

約数和(自身を除く): 20378250136

約数列:

[1, 2, 4, 8, 13, 26, 37, 52, 74, 89, 104, 139, 148, 178, 278, 296, 356, 383, 481, 556, 712, 766, 962, 1112, 1157, 1532, 1807, 1924, 2314, 3064, 3293, 3614, 3848, 4628, 4979, 5143, 6586, 7228, 9256, 9958, 10286, 12371, 13172, 14171, 14456, 19916, 20572, 24742, 26344, 28342, 34087, 39832, 41144, 42809, 49484, 53237, 56684, 66859, 68174, 85618, 98968, 106474, 113368, 133718, 136348, 160823, 171236, 184223, 212948, 267436, 272696, 321646, 342472, 368446, 425896, 443131, 457727, 534872, 643292, 692081, 736892, 886262, 915454, 1261219, 1286584, 1384162, 1473784, 1772524, 1830908, 1969769, 2522438, 2768324, 3545048, 3661816, 3939538, 4738093, 5044876, 5536648, 5950451, 7879076, 9476186, 10089752, 11900902, 15758152, 16395847, 18952372, 23801804, 25606997, 32791694, 37904744, 47603608, 51213994, 61595209, 65583388, 102427988, 123190418, 131166776, 175309441, 204855976, 246380836, 350618882, 492761672, 701237764, 1402475528, 2279022733, 4558045466, 9116090932, 18232181864]

約数ペア:

[(1, 18232181864), (2, 9116090932), (4, 4558045466), (8, 2279022733), (13, 1402475528), (26, 701237764), (37, 492761672), (52, 350618882), (74, 246380836), (89, 204855976), (104, 175309441), (139, 131166776), (148, 123190418), (178, 102427988), (278, 65583388), (296, 61595209), (356, 51213994), (383, 47603608), (481, 37904744), (556, 32791694), (712, 25606997), (766, 23801804), (962, 18952372), (1112, 16395847), (1157, 15758152), (1532, 11900902), (1807, 10089752), (1924, 9476186), (2314, 7879076), (3064, 5950451), (3293, 5536648), (3614, 5044876), (3848, 4738093), (4628, 3939538), (4979, 3661816), (5143, 3545048), (6586, 2768324), (7228, 2522438), (9256, 1969769), (9958, 1830908), (10286, 1772524), (12371, 1473784), (13172, 1384162), (14171, 1286584), (14456, 1261219), (19916, 915454), (20572, 886262), (24742, 736892), (26344, 692081), (28342, 643292), (34087, 534872), (39832, 457727), (41144, 443131), (42809, 425896), (49484, 368446), (53237, 342472), (56684, 321646), (66859, 272696), (68174, 267436), (85618, 212948), (98968, 184223), (106474, 171236), (113368, 160823), (133718, 136348)]