19835240

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{26099}}^1$

素因数の和:26129

約数の個数: 32

約数和(自身を含む): 46980000

約数和(自身を除く): 27144760

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 26099, 52198, 104396, 130495, 208792, 260990, 495881, 521980, 991762, 1043960, 1983524, 2479405, 3967048, 4958810, 9917620, 19835240]

約数ペア:

[(1, 19835240), (2, 9917620), (4, 4958810), (5, 3967048), (8, 2479405), (10, 1983524), (19, 1043960), (20, 991762), (38, 521980), (40, 495881), (76, 260990), (95, 208792), (152, 130495), (190, 104396), (380, 52198), (760, 26099)]