20607219

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{233}}^1\times {\mathrm{317}}^1$

素因数の和:587

約数の個数: 24

約数和(自身を含む): 30955392

約数和(自身を除く): 10348173

約数列:

[1, 3, 9, 31, 93, 233, 279, 317, 699, 951, 2097, 2853, 7223, 9827, 21669, 29481, 65007, 73861, 88443, 221583, 664749, 2289691, 6869073, 20607219]

約数ペア:

[(1, 20607219), (3, 6869073), (9, 2289691), (31, 664749), (93, 221583), (233, 88443), (279, 73861), (317, 65007), (699, 29481), (951, 21669), (2097, 9827), (2853, 7223)]