20704788

素因数分解:

$2^2\times 3^3\times {\mathrm{13}}^1\times {\mathrm{14747}}^1$

素因数の和:14773

約数の個数: 48

約数和(自身を含む): 57812160

約数和(自身を除く): 37107372

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 78, 108, 117, 156, 234, 351, 468, 702, 1404, 14747, 29494, 44241, 58988, 88482, 132723, 176964, 191711, 265446, 383422, 398169, 530892, 575133, 766844, 796338, 1150266, 1592676, 1725399, 2300532, 3450798, 5176197, 6901596, 10352394, 20704788]

約数ペア:

[(1, 20704788), (2, 10352394), (3, 6901596), (4, 5176197), (6, 3450798), (9, 2300532), (12, 1725399), (13, 1592676), (18, 1150266), (26, 796338), (27, 766844), (36, 575133), (39, 530892), (52, 398169), (54, 383422), (78, 265446), (108, 191711), (117, 176964), (156, 132723), (234, 88482), (351, 58988), (468, 44241), (702, 29494), (1404, 14747)]