31976890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{1951}}^1$

素因数の和:2118

約数の個数: 32

約数和(自身を含む): 63244800

約数和(自身を除く): 31267910

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 149, 298, 745, 1490, 1639, 1951, 3278, 3902, 8195, 9755, 16390, 19510, 21461, 42922, 107305, 214610, 290699, 581398, 1453495, 2906990, 3197689, 6395378, 15988445, 31976890]

約数ペア:

[(1, 31976890), (2, 15988445), (5, 6395378), (10, 3197689), (11, 2906990), (22, 1453495), (55, 581398), (110, 290699), (149, 214610), (298, 107305), (745, 42922), (1490, 21461), (1639, 19510), (1951, 16390), (3278, 9755), (3902, 8195)]