201620666

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{21481}}^1$

素因数の和:21534

約数の個数: 24

約数和(自身を含む): 343754964

約数和(自身を除く): 142134298

約数列:

[1, 2, 13, 19, 26, 38, 247, 361, 494, 722, 4693, 9386, 21481, 42962, 279253, 408139, 558506, 816278, 5305807, 7754641, 10611614, 15509282, 100810333, 201620666]

約数ペア:

[(1, 201620666), (2, 100810333), (13, 15509282), (19, 10611614), (26, 7754641), (38, 5305807), (247, 816278), (361, 558506), (494, 408139), (722, 279253), (4693, 42962), (9386, 21481)]