18501004

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{1163}}^1$

素因数の和:1305

約数の個数: 24

約数和(自身を含む): 33537168

約数和(自身を除く): 15036164

約数列:

[1, 2, 4, 41, 82, 97, 164, 194, 388, 1163, 2326, 3977, 4652, 7954, 15908, 47683, 95366, 112811, 190732, 225622, 451244, 4625251, 9250502, 18501004]

約数ペア:

[(1, 18501004), (2, 9250502), (4, 4625251), (41, 451244), (82, 225622), (97, 190732), (164, 112811), (194, 95366), (388, 47683), (1163, 15908), (2326, 7954), (3977, 4652)]