20171805316

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{20416807}}^1$

素因数の和:20416843

約数の個数: 24

約数和(自身を含む): 40016943680

約数和(自身を除く): 19845138364

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 494, 988, 20416807, 40833614, 81667228, 265418491, 387919333, 530836982, 775838666, 1061673964, 1551677332, 5042951329, 10085902658, 20171805316]

約数ペア:

[(1, 20171805316), (2, 10085902658), (4, 5042951329), (13, 1551677332), (19, 1061673964), (26, 775838666), (38, 530836982), (52, 387919333), (76, 265418491), (247, 81667228), (494, 40833614), (988, 20416807)]