19106540

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{30817}}^1$

素因数の和:30857

約数の個数: 24

約数和(自身を含む): 41419392

約数和(自身を除く): 22312852

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 30817, 61634, 123268, 154085, 308170, 616340, 955327, 1910654, 3821308, 4776635, 9553270, 19106540]

約数ペア:

[(1, 19106540), (2, 9553270), (4, 4776635), (5, 3821308), (10, 1910654), (20, 955327), (31, 616340), (62, 308170), (124, 154085), (155, 123268), (310, 61634), (620, 30817)]