20027922

素因数分解:

$2^1\times 3^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1$

素因数の和:191

約数の個数: 64

約数和(自身を含む): 44236800

約数和(自身を除く): 24208878

約数列:

[1, 2, 3, 6, 29, 31, 47, 58, 62, 79, 87, 93, 94, 141, 158, 174, 186, 237, 282, 474, 899, 1363, 1457, 1798, 2291, 2449, 2697, 2726, 2914, 3713, 4089, 4371, 4582, 4898, 5394, 6873, 7347, 7426, 8178, 8742, 11139, 13746, 14694, 22278, 42253, 71021, 84506, 107677, 115103, 126759, 142042, 213063, 215354, 230206, 253518, 323031, 345309, 426126, 646062, 690618, 3337987, 6675974, 10013961, 20027922]

約数ペア:

[(1, 20027922), (2, 10013961), (3, 6675974), (6, 3337987), (29, 690618), (31, 646062), (47, 426126), (58, 345309), (62, 323031), (79, 253518), (87, 230206), (93, 215354), (94, 213063), (141, 142042), (158, 126759), (174, 115103), (186, 107677), (237, 84506), (282, 71021), (474, 42253), (899, 22278), (1363, 14694), (1457, 13746), (1798, 11139), (2291, 8742), (2449, 8178), (2697, 7426), (2726, 7347), (2914, 6873), (3713, 5394), (4089, 4898), (4371, 4582)]