20189949816

素因数分解:

$2^3\times 3^1\times {\mathrm{313}}^1\times {\mathrm{1163}}^1\times {\mathrm{2311}}^1$

素因数の和:3796

約数の個数: 64

約数和(自身を含む): 50701605120

約数和(自身を除く): 30511655304

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 313, 626, 939, 1163, 1252, 1878, 2311, 2326, 2504, 3489, 3756, 4622, 4652, 6933, 6978, 7512, 9244, 9304, 13866, 13956, 18488, 27732, 27912, 55464, 364019, 723343, 728038, 1092057, 1446686, 1456076, 2170029, 2184114, 2687693, 2893372, 2912152, 4340058, 4368228, 5375386, 5786744, 8063079, 8680116, 8736456, 10750772, 16126158, 17360232, 21501544, 32252316, 64504632, 841247909, 1682495818, 2523743727, 3364991636, 5047487454, 6729983272, 10094974908, 20189949816]

約数ペア:

[(1, 20189949816), (2, 10094974908), (3, 6729983272), (4, 5047487454), (6, 3364991636), (8, 2523743727), (12, 1682495818), (24, 841247909), (313, 64504632), (626, 32252316), (939, 21501544), (1163, 17360232), (1252, 16126158), (1878, 10750772), (2311, 8736456), (2326, 8680116), (2504, 8063079), (3489, 5786744), (3756, 5375386), (4622, 4368228), (4652, 4340058), (6933, 2912152), (6978, 2893372), (7512, 2687693), (9244, 2184114), (9304, 2170029), (13866, 1456076), (13956, 1446686), (18488, 1092057), (27732, 728038), (27912, 723343), (55464, 364019)]