19235450

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{293}}^1$

素因数の和:419

約数の個数: 48

約数和(自身を含む): 39044376

約数和(自身を除く): 19808926

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 101, 130, 202, 293, 325, 505, 586, 650, 1010, 1313, 1465, 2525, 2626, 2930, 3809, 5050, 6565, 7325, 7618, 13130, 14650, 19045, 29593, 32825, 38090, 59186, 65650, 95225, 147965, 190450, 295930, 384709, 739825, 769418, 1479650, 1923545, 3847090, 9617725, 19235450]

約数ペア:

[(1, 19235450), (2, 9617725), (5, 3847090), (10, 1923545), (13, 1479650), (25, 769418), (26, 739825), (50, 384709), (65, 295930), (101, 190450), (130, 147965), (202, 95225), (293, 65650), (325, 59186), (505, 38090), (586, 32825), (650, 29593), (1010, 19045), (1313, 14650), (1465, 13130), (2525, 7618), (2626, 7325), (2930, 6565), (3809, 5050)]