20181021698

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{277}}^1\times {\mathrm{36833}}^1$

素因数の和:37178

約数の個数: 32

約数和(自身を含む): 32439851136

約数和(自身を除く): 12258829438

約数列:

[1, 2, 23, 43, 46, 86, 277, 554, 989, 1978, 6371, 11911, 12742, 23822, 36833, 73666, 273953, 547906, 847159, 1583819, 1694318, 3167638, 10202741, 20405482, 36427837, 72855674, 234663043, 438717863, 469326086, 877435726, 10090510849, 20181021698]

約数ペア:

[(1, 20181021698), (2, 10090510849), (23, 877435726), (43, 469326086), (46, 438717863), (86, 234663043), (277, 72855674), (554, 36427837), (989, 20405482), (1978, 10202741), (6371, 3167638), (11911, 1694318), (12742, 1583819), (23822, 847159), (36833, 547906), (73666, 273953)]