81892018

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{101603}}^1$

素因数の和:101649

約数の個数: 16

約数和(自身を含む): 136555776

約数和(自身を除く): 54663758

約数列:

[1, 2, 13, 26, 31, 62, 403, 806, 101603, 203206, 1320839, 2641678, 3149693, 6299386, 40946009, 81892018]

約数ペア:

[(1, 81892018), (2, 40946009), (13, 6299386), (26, 3149693), (31, 2641678), (62, 1320839), (403, 203206), (806, 101603)]