19101830

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{823}}^1$

素因数の和:1052

約数の個数: 32

約数和(自身を含む): 37732608

約数和(自身を除く): 18630778

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 211, 422, 823, 1055, 1646, 2110, 2321, 4115, 4642, 8230, 9053, 11605, 18106, 23210, 45265, 90530, 173653, 347306, 868265, 1736530, 1910183, 3820366, 9550915, 19101830]

約数ペア:

[(1, 19101830), (2, 9550915), (5, 3820366), (10, 1910183), (11, 1736530), (22, 868265), (55, 347306), (110, 173653), (211, 90530), (422, 45265), (823, 23210), (1055, 18106), (1646, 11605), (2110, 9053), (2321, 8230), (4115, 4642)]