19586021

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{2131}}^1$

素因数の和:2252

約数の個数: 16

約数和(自身を含む): 24355968

約数和(自身を除く): 4769947

約数列:

[1, 7, 13, 91, 101, 707, 1313, 2131, 9191, 14917, 27703, 193921, 215231, 1506617, 2798003, 19586021]

約数ペア:

[(1, 19586021), (7, 2798003), (13, 1506617), (91, 215231), (101, 193921), (707, 27703), (1313, 14917), (2131, 9191)]