20172817902

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^2\times {\mathrm{137}}^1\times {\mathrm{157}}^1\times {\mathrm{433}}^1$

素因数の和:770

約数の個数: 96

約数和(自身を含む): 43264543392

約数和(自身を除く): 23091725490

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 137, 157, 274, 314, 361, 411, 433, 471, 722, 822, 866, 942, 1083, 1299, 2166, 2598, 2603, 2983, 5206, 5966, 7809, 8227, 8949, 15618, 16454, 17898, 21509, 24681, 43018, 49362, 49457, 56677, 59321, 64527, 67981, 98914, 113354, 118642, 129054, 135962, 148371, 156313, 170031, 177963, 203943, 296742, 312626, 340062, 355926, 407886, 408671, 468939, 817342, 937878, 1127099, 1226013, 1291639, 2254198, 2452026, 2583278, 3381297, 3874917, 6762594, 7749834, 7764749, 9313397, 15529498, 18626794, 21414881, 23294247, 24541141, 27940191, 42829762, 46588494, 49082282, 55880382, 64244643, 73623423, 128489286, 147246846, 176954543, 353909086, 530863629, 1061727258, 3362136317, 6724272634, 10086408951, 20172817902]

約数ペア:

[(1, 20172817902), (2, 10086408951), (3, 6724272634), (6, 3362136317), (19, 1061727258), (38, 530863629), (57, 353909086), (114, 176954543), (137, 147246846), (157, 128489286), (274, 73623423), (314, 64244643), (361, 55880382), (411, 49082282), (433, 46588494), (471, 42829762), (722, 27940191), (822, 24541141), (866, 23294247), (942, 21414881), (1083, 18626794), (1299, 15529498), (2166, 9313397), (2598, 7764749), (2603, 7749834), (2983, 6762594), (5206, 3874917), (5966, 3381297), (7809, 2583278), (8227, 2452026), (8949, 2254198), (15618, 1291639), (16454, 1226013), (17898, 1127099), (21509, 937878), (24681, 817342), (43018, 468939), (49362, 408671), (49457, 407886), (56677, 355926), (59321, 340062), (64527, 312626), (67981, 296742), (98914, 203943), (113354, 177963), (118642, 170031), (129054, 156313), (135962, 148371)]