18463690

素因数分解:

$2^1\times 5^1\times 7^4\times {\mathrm{769}}^1$

素因数の和:804

約数の個数: 40

約数和(自身を含む): 38821860

約数和(自身を除く): 20358170

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 343, 490, 686, 769, 1538, 1715, 2401, 3430, 3845, 4802, 5383, 7690, 10766, 12005, 24010, 26915, 37681, 53830, 75362, 188405, 263767, 376810, 527534, 1318835, 1846369, 2637670, 3692738, 9231845, 18463690]

約数ペア:

[(1, 18463690), (2, 9231845), (5, 3692738), (7, 2637670), (10, 1846369), (14, 1318835), (35, 527534), (49, 376810), (70, 263767), (98, 188405), (245, 75362), (343, 53830), (490, 37681), (686, 26915), (769, 24010), (1538, 12005), (1715, 10766), (2401, 7690), (3430, 5383), (3845, 4802)]