19623830

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{2081}}^1$

素因数の和:2152

約数の個数: 32

約数和(自身を含む): 37775808

約数和(自身を除く): 18151978

約数列:

[1, 2, 5, 10, 23, 41, 46, 82, 115, 205, 230, 410, 943, 1886, 2081, 4162, 4715, 9430, 10405, 20810, 47863, 85321, 95726, 170642, 239315, 426605, 478630, 853210, 1962383, 3924766, 9811915, 19623830]

約数ペア:

[(1, 19623830), (2, 9811915), (5, 3924766), (10, 1962383), (23, 853210), (41, 478630), (46, 426605), (82, 239315), (115, 170642), (205, 95726), (230, 85321), (410, 47863), (943, 20810), (1886, 10405), (2081, 9430), (4162, 4715)]