20307612

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{349}}^1\times {\mathrm{373}}^1$

素因数の和:742

約数の個数: 48

約数和(自身を含む): 51312800

約数和(自身を除く): 31005188

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 349, 373, 698, 746, 1047, 1119, 1396, 1492, 2094, 2238, 4188, 4476, 4537, 4849, 9074, 9698, 13611, 14547, 18148, 19396, 27222, 29094, 54444, 58188, 130177, 260354, 390531, 520708, 781062, 1562124, 1692301, 3384602, 5076903, 6769204, 10153806, 20307612]

約数ペア:

[(1, 20307612), (2, 10153806), (3, 6769204), (4, 5076903), (6, 3384602), (12, 1692301), (13, 1562124), (26, 781062), (39, 520708), (52, 390531), (78, 260354), (156, 130177), (349, 58188), (373, 54444), (698, 29094), (746, 27222), (1047, 19396), (1119, 18148), (1396, 14547), (1492, 13611), (2094, 9698), (2238, 9074), (4188, 4849), (4476, 4537)]