18418790

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{7457}}^1$

素因数の和:7496

約数の個数: 32

約数和(自身を含む): 37588320

約数和(自身を除く): 19169530

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 494, 1235, 2470, 7457, 14914, 37285, 74570, 96941, 141683, 193882, 283366, 484705, 708415, 969410, 1416830, 1841879, 3683758, 9209395, 18418790]

約数ペア:

[(1, 18418790), (2, 9209395), (5, 3683758), (10, 1841879), (13, 1416830), (19, 969410), (26, 708415), (38, 484705), (65, 283366), (95, 193882), (130, 141683), (190, 96941), (247, 74570), (494, 37285), (1235, 14914), (2470, 7457)]