20356156956

素因数分解:

$2^2\times 3^1\times {\mathrm{71}}^1\times {\mathrm{839}}^1\times {\mathrm{28477}}^1$

素因数の和:29394

約数の個数: 48

約数和(自身を含む): 48225784320

約数和(自身を除く): 27869627364

約数列:

[1, 2, 3, 4, 6, 12, 71, 142, 213, 284, 426, 839, 852, 1678, 2517, 3356, 5034, 10068, 28477, 56954, 59569, 85431, 113908, 119138, 170862, 178707, 238276, 341724, 357414, 714828, 2021867, 4043734, 6065601, 8087468, 12131202, 23892203, 24262404, 47784406, 71676609, 95568812, 143353218, 286706436, 1696346413, 3392692826, 5089039239, 6785385652, 10178078478, 20356156956]

約数ペア:

[(1, 20356156956), (2, 10178078478), (3, 6785385652), (4, 5089039239), (6, 3392692826), (12, 1696346413), (71, 286706436), (142, 143353218), (213, 95568812), (284, 71676609), (426, 47784406), (839, 24262404), (852, 23892203), (1678, 12131202), (2517, 8087468), (3356, 6065601), (5034, 4043734), (10068, 2021867), (28477, 714828), (56954, 357414), (59569, 341724), (85431, 238276), (113908, 178707), (119138, 170862)]