18626631

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{1427}}^1$

素因数の和:1678

約数の個数: 16

約数和(自身を含む): 26275200

約数和(自身を除く): 7648569

約数列:

[1, 3, 19, 57, 229, 687, 1427, 4281, 4351, 13053, 27113, 81339, 326783, 980349, 6208877, 18626631]

約数ペア:

[(1, 18626631), (3, 6208877), (19, 980349), (57, 326783), (229, 81339), (687, 27113), (1427, 13053), (4281, 4351)]