20744223

素因数分解:

$3^1\times {\mathrm{59}}^1\times {\mathrm{233}}^1\times {\mathrm{503}}^1$

素因数の和:798

約数の個数: 16

約数和(自身を含む): 28304640

約数和(自身を除く): 7560417

約数列:

[1, 3, 59, 177, 233, 503, 699, 1509, 13747, 29677, 41241, 89031, 117199, 351597, 6914741, 20744223]

約数ペア:

[(1, 20744223), (3, 6914741), (59, 351597), (177, 117199), (233, 89031), (503, 41241), (699, 29677), (1509, 13747)]