19633810

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{2357}}^1$

素因数の和:2395

約数の個数: 48

約数和(自身を含む): 43547544

約数和(自身を除く): 23913734

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 49, 70, 85, 98, 119, 170, 238, 245, 490, 595, 833, 1190, 1666, 2357, 4165, 4714, 8330, 11785, 16499, 23570, 32998, 40069, 80138, 82495, 115493, 164990, 200345, 230986, 280483, 400690, 560966, 577465, 1154930, 1402415, 1963381, 2804830, 3926762, 9816905, 19633810]

約数ペア:

[(1, 19633810), (2, 9816905), (5, 3926762), (7, 2804830), (10, 1963381), (14, 1402415), (17, 1154930), (34, 577465), (35, 560966), (49, 400690), (70, 280483), (85, 230986), (98, 200345), (119, 164990), (170, 115493), (238, 82495), (245, 80138), (490, 40069), (595, 32998), (833, 23570), (1190, 16499), (1666, 11785), (2357, 8330), (4165, 4714)]