19871674

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{409}}^1\times {\mathrm{1429}}^1$

素因数の和:1857

約数の個数: 16

約数和(自身を含む): 31660200

約数和(自身を除く): 11788526

約数列:

[1, 2, 17, 34, 409, 818, 1429, 2858, 6953, 13906, 24293, 48586, 584461, 1168922, 9935837, 19871674]

約数ペア:

[(1, 19871674), (2, 9935837), (17, 1168922), (34, 584461), (409, 48586), (818, 24293), (1429, 13906), (2858, 6953)]