19849886

素因数分解:

$2^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{311}}^1$

素因数の和:464

約数の個数: 32

約数和(自身を含む): 35223552

約数和(自身を除く): 15373666

約数列:

[1, 2, 7, 14, 47, 94, 97, 194, 311, 329, 622, 658, 679, 1358, 2177, 4354, 4559, 9118, 14617, 29234, 30167, 31913, 60334, 63826, 102319, 204638, 211169, 422338, 1417849, 2835698, 9924943, 19849886]

約数ペア:

[(1, 19849886), (2, 9924943), (7, 2835698), (14, 1417849), (47, 422338), (94, 211169), (97, 204638), (194, 102319), (311, 63826), (329, 60334), (622, 31913), (658, 30167), (679, 29234), (1358, 14617), (2177, 9118), (4354, 4559)]