19868562

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{137}}^1\times {\mathrm{1151}}^1$

素因数の和:1303

約数の個数: 48

約数和(自身を含む): 49600512

約数和(自身を除く): 29731950

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 137, 274, 411, 822, 959, 1151, 1233, 1918, 2302, 2466, 2877, 3453, 5754, 6906, 8057, 8631, 10359, 16114, 17262, 20718, 24171, 48342, 72513, 145026, 157687, 315374, 473061, 946122, 1103809, 1419183, 2207618, 2838366, 3311427, 6622854, 9934281, 19868562]

約数ペア:

[(1, 19868562), (2, 9934281), (3, 6622854), (6, 3311427), (7, 2838366), (9, 2207618), (14, 1419183), (18, 1103809), (21, 946122), (42, 473061), (63, 315374), (126, 157687), (137, 145026), (274, 72513), (411, 48342), (822, 24171), (959, 20718), (1151, 17262), (1233, 16114), (1918, 10359), (2302, 8631), (2466, 8057), (2877, 6906), (3453, 5754)]