13131964

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{1319}}^1$

素因数の和:1473

約数の個数: 24

約数和(自身を含む): 24393600

約数和(自身を除く): 11261636

約数列:

[1, 2, 4, 19, 38, 76, 131, 262, 524, 1319, 2489, 2638, 4978, 5276, 9956, 25061, 50122, 100244, 172789, 345578, 691156, 3282991, 6565982, 13131964]

約数ペア:

[(1, 13131964), (2, 6565982), (4, 3282991), (19, 691156), (38, 345578), (76, 172789), (131, 100244), (262, 50122), (524, 25061), (1319, 9956), (2489, 5276), (2638, 4978)]