18765519104

素因数分解:

$2^8\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{14461}}^1$

素因数の和:14651

約数の個数: 72

約数和(自身を含む): 38753590008

約数和(自身を除く): 19988070904

約数列:

[1, 2, 4, 8, 16, 32, 37, 64, 74, 128, 137, 148, 256, 274, 296, 548, 592, 1096, 1184, 2192, 2368, 4384, 4736, 5069, 8768, 9472, 10138, 14461, 17536, 20276, 28922, 35072, 40552, 57844, 81104, 115688, 162208, 231376, 324416, 462752, 535057, 648832, 925504, 1070114, 1297664, 1851008, 1981157, 2140228, 3702016, 3962314, 4280456, 7924628, 8560912, 15849256, 17121824, 31698512, 34243648, 63397024, 68487296, 73302809, 126794048, 136974592, 146605618, 253588096, 293211236, 507176192, 586422472, 1172844944, 2345689888, 4691379776, 9382759552, 18765519104]

約数ペア:

[(1, 18765519104), (2, 9382759552), (4, 4691379776), (8, 2345689888), (16, 1172844944), (32, 586422472), (37, 507176192), (64, 293211236), (74, 253588096), (128, 146605618), (137, 136974592), (148, 126794048), (256, 73302809), (274, 68487296), (296, 63397024), (548, 34243648), (592, 31698512), (1096, 17121824), (1184, 15849256), (2192, 8560912), (2368, 7924628), (4384, 4280456), (4736, 3962314), (5069, 3702016), (8768, 2140228), (9472, 1981157), (10138, 1851008), (14461, 1297664), (17536, 1070114), (20276, 925504), (28922, 648832), (35072, 535057), (40552, 462752), (57844, 324416), (81104, 231376), (115688, 162208)]