20606508

素因数分解:

$2^2\times 3^3\times {\mathrm{13}}^2\times {\mathrm{1129}}^1$

素因数の和:1168

約数の個数: 72

約数和(自身を含む): 57901200

約数和(自身を除く): 37294692

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 78, 108, 117, 156, 169, 234, 338, 351, 468, 507, 676, 702, 1014, 1129, 1404, 1521, 2028, 2258, 3042, 3387, 4516, 4563, 6084, 6774, 9126, 10161, 13548, 14677, 18252, 20322, 29354, 30483, 40644, 44031, 58708, 60966, 88062, 121932, 132093, 176124, 190801, 264186, 381602, 396279, 528372, 572403, 763204, 792558, 1144806, 1585116, 1717209, 2289612, 3434418, 5151627, 6868836, 10303254, 20606508]

約数ペア:

[(1, 20606508), (2, 10303254), (3, 6868836), (4, 5151627), (6, 3434418), (9, 2289612), (12, 1717209), (13, 1585116), (18, 1144806), (26, 792558), (27, 763204), (36, 572403), (39, 528372), (52, 396279), (54, 381602), (78, 264186), (108, 190801), (117, 176124), (156, 132093), (169, 121932), (234, 88062), (338, 60966), (351, 58708), (468, 44031), (507, 40644), (676, 30483), (702, 29354), (1014, 20322), (1129, 18252), (1404, 14677), (1521, 13548), (2028, 10161), (2258, 9126), (3042, 6774), (3387, 6084), (4516, 4563)]