20768124

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{1987}}^1$

素因数の和:2074

約数の個数: 48

約数和(自身を含む): 52992128

約数和(自身を除く): 32224004

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 67, 78, 134, 156, 201, 268, 402, 804, 871, 1742, 1987, 2613, 3484, 3974, 5226, 5961, 7948, 10452, 11922, 23844, 25831, 51662, 77493, 103324, 133129, 154986, 266258, 309972, 399387, 532516, 798774, 1597548, 1730677, 3461354, 5192031, 6922708, 10384062, 20768124]

約数ペア:

[(1, 20768124), (2, 10384062), (3, 6922708), (4, 5192031), (6, 3461354), (12, 1730677), (13, 1597548), (26, 798774), (39, 532516), (52, 399387), (67, 309972), (78, 266258), (134, 154986), (156, 133129), (201, 103324), (268, 77493), (402, 51662), (804, 25831), (871, 23844), (1742, 11922), (1987, 10452), (2613, 7948), (3484, 5961), (3974, 5226)]