19019360

素因数分解:

$2^5\times 5^1\times {\mathrm{29}}^1\times {\mathrm{4099}}^1$

素因数の和:4143

約数の個数: 48

約数和(自身を含む): 46494000

約数和(自身を除く): 27474640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 80, 116, 145, 160, 232, 290, 464, 580, 928, 1160, 2320, 4099, 4640, 8198, 16396, 20495, 32792, 40990, 65584, 81980, 118871, 131168, 163960, 237742, 327920, 475484, 594355, 655840, 950968, 1188710, 1901936, 2377420, 3803872, 4754840, 9509680, 19019360]

約数ペア:

[(1, 19019360), (2, 9509680), (4, 4754840), (5, 3803872), (8, 2377420), (10, 1901936), (16, 1188710), (20, 950968), (29, 655840), (32, 594355), (40, 475484), (58, 327920), (80, 237742), (116, 163960), (145, 131168), (160, 118871), (232, 81980), (290, 65584), (464, 40990), (580, 32792), (928, 20495), (1160, 16396), (2320, 8198), (4099, 4640)]