20083749

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{557}}^1$

素因数の和:685

約数の個数: 32

約数和(自身を含む): 32783616

約数和(自身を除く): 12699867

約数列:

[1, 3, 7, 17, 21, 51, 101, 119, 303, 357, 557, 707, 1671, 1717, 2121, 3899, 5151, 9469, 11697, 12019, 28407, 36057, 56257, 66283, 168771, 198849, 393799, 956369, 1181397, 2869107, 6694583, 20083749]

約数ペア:

[(1, 20083749), (3, 6694583), (7, 2869107), (17, 1181397), (21, 956369), (51, 393799), (101, 198849), (119, 168771), (303, 66283), (357, 56257), (557, 36057), (707, 28407), (1671, 12019), (1717, 11697), (2121, 9469), (3899, 5151)]