19729122388

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{811}}^1\times {\mathrm{164371}}^1$

素因数の和:165223

約数の個数: 24

約数和(自身を含む): 35503037024

約数和(自身を除く): 15773914636

約数列:

[1, 2, 4, 37, 74, 148, 811, 1622, 3244, 30007, 60014, 120028, 164371, 328742, 657484, 6081727, 12163454, 24326908, 133304881, 266609762, 533219524, 4932280597, 9864561194, 19729122388]

約数ペア:

[(1, 19729122388), (2, 9864561194), (4, 4932280597), (37, 533219524), (74, 266609762), (148, 133304881), (811, 24326908), (1622, 12163454), (3244, 6081727), (30007, 657484), (60014, 328742), (120028, 164371)]