20173476580

素因数分解:

$2^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{971}}^1\times {\mathrm{6373}}^1$

素因数の和:7516

約数の個数: 48

約数和(自身を含む): 42674796864

約数和(自身を除く): 22501320284

約数列:

[1, 2, 4, 5, 10, 20, 163, 326, 652, 815, 971, 1630, 1942, 3260, 3884, 4855, 6373, 9710, 12746, 19420, 25492, 31865, 63730, 127460, 158273, 316546, 633092, 791365, 1038799, 1582730, 2077598, 3165460, 4155196, 5193995, 6188183, 10387990, 12376366, 20775980, 24752732, 30940915, 61881830, 123763660, 1008673829, 2017347658, 4034695316, 5043369145, 10086738290, 20173476580]

約数ペア:

[(1, 20173476580), (2, 10086738290), (4, 5043369145), (5, 4034695316), (10, 2017347658), (20, 1008673829), (163, 123763660), (326, 61881830), (652, 30940915), (815, 24752732), (971, 20775980), (1630, 12376366), (1942, 10387990), (3260, 6188183), (3884, 5193995), (4855, 4155196), (6373, 3165460), (9710, 2077598), (12746, 1582730), (19420, 1038799), (25492, 791365), (31865, 633092), (63730, 316546), (127460, 158273)]