18948426

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{331}}^1$

素因数の和:419

約数の個数: 64

約数和(自身を含む): 45895680

約数和(自身を除く): 26947254

約数列:

[1, 2, 3, 6, 7, 14, 21, 29, 42, 47, 58, 87, 94, 141, 174, 203, 282, 329, 331, 406, 609, 658, 662, 987, 993, 1218, 1363, 1974, 1986, 2317, 2726, 4089, 4634, 6951, 8178, 9541, 9599, 13902, 15557, 19082, 19198, 28623, 28797, 31114, 46671, 57246, 57594, 67193, 93342, 108899, 134386, 201579, 217798, 326697, 403158, 451153, 653394, 902306, 1353459, 2706918, 3158071, 6316142, 9474213, 18948426]

約数ペア:

[(1, 18948426), (2, 9474213), (3, 6316142), (6, 3158071), (7, 2706918), (14, 1353459), (21, 902306), (29, 653394), (42, 451153), (47, 403158), (58, 326697), (87, 217798), (94, 201579), (141, 134386), (174, 108899), (203, 93342), (282, 67193), (329, 57594), (331, 57246), (406, 46671), (609, 31114), (658, 28797), (662, 28623), (987, 19198), (993, 19082), (1218, 15557), (1363, 13902), (1974, 9599), (1986, 9541), (2317, 8178), (2726, 6951), (4089, 4634)]