20162317505

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^2\times {\mathrm{1987}}^1$

素因数の和:2174

約数の個数: 48

約数和(自身を含む): 27369607104

約数和(自身を除く): 7207289599

約数列:

[1, 5, 11, 53, 55, 59, 265, 295, 583, 649, 1987, 2915, 3127, 3245, 3481, 9935, 15635, 17405, 21857, 34397, 38291, 105311, 109285, 117233, 171985, 184493, 191455, 526555, 586165, 922465, 1158421, 1289563, 2029423, 5792105, 6213349, 6447815, 6916747, 10147115, 31066745, 34583735, 68346839, 76084217, 341734195, 366587591, 380421085, 1832937955, 4032463501, 20162317505]

約数ペア:

[(1, 20162317505), (5, 4032463501), (11, 1832937955), (53, 380421085), (55, 366587591), (59, 341734195), (265, 76084217), (295, 68346839), (583, 34583735), (649, 31066745), (1987, 10147115), (2915, 6916747), (3127, 6447815), (3245, 6213349), (3481, 5792105), (9935, 2029423), (15635, 1289563), (17405, 1158421), (21857, 922465), (34397, 586165), (38291, 526555), (105311, 191455), (109285, 184493), (117233, 171985)]