19561630

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{1091}}^1$

素因数の和:1272

約数の個数: 32

約数和(自身を含む): 38683008

約数和(自身を除く): 19121378

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 163, 326, 815, 1091, 1630, 1793, 2182, 3586, 5455, 8965, 10910, 12001, 17930, 24002, 60005, 120010, 177833, 355666, 889165, 1778330, 1956163, 3912326, 9780815, 19561630]

約数ペア:

[(1, 19561630), (2, 9780815), (5, 3912326), (10, 1956163), (11, 1778330), (22, 889165), (55, 355666), (110, 177833), (163, 120010), (326, 60005), (815, 24002), (1091, 17930), (1630, 12001), (1793, 10910), (2182, 8965), (3586, 5455)]