19974597

素因数分解:

$3^1\times {\mathrm{79}}^1\times {\mathrm{271}}^1\times {\mathrm{311}}^1$

素因数の和:664

約数の個数: 16

約数和(自身を含む): 27156480

約数和(自身を除く): 7181883

約数列:

[1, 3, 79, 237, 271, 311, 813, 933, 21409, 24569, 64227, 73707, 84281, 252843, 6658199, 19974597]

約数ペア:

[(1, 19974597), (3, 6658199), (79, 252843), (237, 84281), (271, 73707), (311, 64227), (813, 24569), (933, 21409)]