19900574

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{239}}^1$

素因数の和:368

約数の個数: 32

約数和(自身を含む): 33177600

約数和(自身を除く): 13277026

約数列:

[1, 2, 17, 31, 34, 62, 79, 158, 239, 478, 527, 1054, 1343, 2449, 2686, 4063, 4898, 7409, 8126, 14818, 18881, 37762, 41633, 83266, 125953, 251906, 320977, 585311, 641954, 1170622, 9950287, 19900574]

約数ペア:

[(1, 19900574), (2, 9950287), (17, 1170622), (31, 641954), (34, 585311), (62, 320977), (79, 251906), (158, 125953), (239, 83266), (478, 41633), (527, 37762), (1054, 18881), (1343, 14818), (2449, 8126), (2686, 7409), (4063, 4898)]