20173368296

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{311}}^1\times {\mathrm{261557}}^1$

素因数の和:261905

約数の個数: 32

約数和(自身を含む): 39170926080

約数和(自身を除く): 18997557784

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 311, 622, 1244, 2488, 9641, 19282, 38564, 77128, 261557, 523114, 1046228, 2092456, 8108267, 16216534, 32433068, 64866136, 81344227, 162688454, 325376908, 650753816, 2521671037, 5043342074, 10086684148, 20173368296]

約数ペア:

[(1, 20173368296), (2, 10086684148), (4, 5043342074), (8, 2521671037), (31, 650753816), (62, 325376908), (124, 162688454), (248, 81344227), (311, 64866136), (622, 32433068), (1244, 16216534), (2488, 8108267), (9641, 2092456), (19282, 1046228), (38564, 523114), (77128, 261557)]