19561430

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{2473}}^1$

素因数の和:2600

約数の個数: 32

約数和(自身を含む): 40613184

約数和(自身を除く): 21051754

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 113, 226, 565, 791, 1130, 1582, 2473, 3955, 4946, 7910, 12365, 17311, 24730, 34622, 86555, 173110, 279449, 558898, 1397245, 1956143, 2794490, 3912286, 9780715, 19561430]

約数ペア:

[(1, 19561430), (2, 9780715), (5, 3912286), (7, 2794490), (10, 1956143), (14, 1397245), (35, 558898), (70, 279449), (113, 173110), (226, 86555), (565, 34622), (791, 24730), (1130, 17311), (1582, 12365), (2473, 7910), (3955, 4946)]