18930770

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{773}}^1$

素因数の和:890

約数の個数: 32

約数和(自身を含む): 35665920

約数和(自身を除く): 16735150

約数列:

[1, 2, 5, 10, 31, 62, 79, 155, 158, 310, 395, 773, 790, 1546, 2449, 3865, 4898, 7730, 12245, 23963, 24490, 47926, 61067, 119815, 122134, 239630, 305335, 610670, 1893077, 3786154, 9465385, 18930770]

約数ペア:

[(1, 18930770), (2, 9465385), (5, 3786154), (10, 1893077), (31, 610670), (62, 305335), (79, 239630), (155, 122134), (158, 119815), (310, 61067), (395, 47926), (773, 24490), (790, 23963), (1546, 12245), (2449, 7730), (3865, 4898)]