20161490812

素因数分解:

$2^2\times {\mathrm{181}}^1\times {\mathrm{659}}^1\times {\mathrm{42257}}^1$

素因数の和:43101

約数の個数: 24

約数和(自身を含む): 35532216720

約数和(自身を除く): 15370725908

約数列:

[1, 2, 4, 181, 362, 659, 724, 1318, 2636, 42257, 84514, 119279, 169028, 238558, 477116, 7648517, 15297034, 27847363, 30594068, 55694726, 111389452, 5040372703, 10080745406, 20161490812]

約数ペア:

[(1, 20161490812), (2, 10080745406), (4, 5040372703), (181, 111389452), (362, 55694726), (659, 30594068), (724, 27847363), (1318, 15297034), (2636, 7648517), (42257, 477116), (84514, 238558), (119279, 169028)]