18490004

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{6709}}^1$

素因数の和:6779

約数の個数: 24

約数和(自身を含む): 35509320

約数和(自身を除く): 17019316

約数列:

[1, 2, 4, 13, 26, 52, 53, 106, 212, 689, 1378, 2756, 6709, 13418, 26836, 87217, 174434, 348868, 355577, 711154, 1422308, 4622501, 9245002, 18490004]

約数ペア:

[(1, 18490004), (2, 9245002), (4, 4622501), (13, 1422308), (26, 711154), (52, 355577), (53, 348868), (106, 174434), (212, 87217), (689, 26836), (1378, 13418), (2756, 6709)]