20385002

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{317}}^1$

素因数の和:446

約数の個数: 32

約数和(自身を含む): 34801920

約数和(自身を除く): 14416918

約数列:

[1, 2, 11, 22, 37, 74, 79, 158, 317, 407, 634, 814, 869, 1738, 2923, 3487, 5846, 6974, 11729, 23458, 25043, 32153, 50086, 64306, 129019, 258038, 275473, 550946, 926591, 1853182, 10192501, 20385002]

約数ペア:

[(1, 20385002), (2, 10192501), (11, 1853182), (22, 926591), (37, 550946), (74, 275473), (79, 258038), (158, 129019), (317, 64306), (407, 50086), (634, 32153), (814, 25043), (869, 23458), (1738, 11729), (2923, 6974), (3487, 5846)]