19157810

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{947}}^1$

素因数の和:995

約数の個数: 48

約数和(自身を含む): 41909184

約数和(自身を除く): 22751374

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 70, 85, 119, 170, 238, 289, 578, 595, 947, 1190, 1445, 1894, 2023, 2890, 4046, 4735, 6629, 9470, 10115, 13258, 16099, 20230, 32198, 33145, 66290, 80495, 112693, 160990, 225386, 273683, 547366, 563465, 1126930, 1368415, 1915781, 2736830, 3831562, 9578905, 19157810]

約数ペア:

[(1, 19157810), (2, 9578905), (5, 3831562), (7, 2736830), (10, 1915781), (14, 1368415), (17, 1126930), (34, 563465), (35, 547366), (70, 273683), (85, 225386), (119, 160990), (170, 112693), (238, 80495), (289, 66290), (578, 33145), (595, 32198), (947, 20230), (1190, 16099), (1445, 13258), (1894, 10115), (2023, 9470), (2890, 6629), (4046, 4735)]