820311518

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{163}}^1\times {\mathrm{4721}}^1$

素因数の和:4940

約数の個数: 32

約数和(自身を含む): 1366055712

約数和(自身を除く): 545744194

約数列:

[1, 2, 13, 26, 41, 82, 163, 326, 533, 1066, 2119, 4238, 4721, 6683, 9442, 13366, 61373, 86879, 122746, 173758, 193561, 387122, 769523, 1539046, 2516293, 5032586, 10003799, 20007598, 31550443, 63100886, 410155759, 820311518]

約数ペア:

[(1, 820311518), (2, 410155759), (13, 63100886), (26, 31550443), (41, 20007598), (82, 10003799), (163, 5032586), (326, 2516293), (533, 1539046), (1066, 769523), (2119, 387122), (4238, 193561), (4721, 173758), (6683, 122746), (9442, 86879), (13366, 61373)]