20555722

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{29}}^2\times {\mathrm{101}}^1$

素因数の和:183

約数の個数: 36

約数和(自身を含む): 35447958

約数和(自身を除く): 14892236

約数列:

[1, 2, 11, 22, 29, 58, 101, 121, 202, 242, 319, 638, 841, 1111, 1682, 2222, 2929, 3509, 5858, 7018, 9251, 12221, 18502, 24442, 32219, 64438, 84941, 101761, 169882, 203522, 354409, 708818, 934351, 1868702, 10277861, 20555722]

約数ペア:

[(1, 20555722), (2, 10277861), (11, 1868702), (22, 934351), (29, 708818), (58, 354409), (101, 203522), (121, 169882), (202, 101761), (242, 84941), (319, 64438), (638, 32219), (841, 24442), (1111, 18502), (1682, 12221), (2222, 9251), (2929, 7018), (3509, 5858)]