18487586

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{83}}^1\times {\mathrm{659}}^1$

素因数の和:770

約数の個数: 24

約数和(自身を含む): 30436560

約数和(自身を除く): 11948974

約数列:

[1, 2, 13, 26, 83, 166, 169, 338, 659, 1079, 1318, 2158, 8567, 14027, 17134, 28054, 54697, 109394, 111371, 222742, 711061, 1422122, 9243793, 18487586]

約数ペア:

[(1, 18487586), (2, 9243793), (13, 1422122), (26, 711061), (83, 222742), (166, 111371), (169, 109394), (338, 54697), (659, 28054), (1079, 17134), (1318, 14027), (2158, 8567)]