20125979524

素因数分解:

$2^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{44203}}^1$

素因数の和:44345

約数の個数: 72

約数和(自身を含む): 43176345408

約数和(自身を除く): 23050365884

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 49, 92, 98, 101, 161, 196, 202, 322, 404, 644, 707, 1127, 1414, 2254, 2323, 2828, 4508, 4646, 4949, 9292, 9898, 16261, 19796, 32522, 44203, 65044, 88406, 113827, 176812, 227654, 309421, 455308, 618842, 1016669, 1237684, 2033338, 2165947, 4066676, 4331894, 4464503, 7116683, 8663788, 8929006, 14233366, 17858012, 28466732, 31251521, 49816781, 62503042, 99633562, 102683569, 125006084, 199267124, 205367138, 218760647, 410734276, 437521294, 718784983, 875042588, 1437569966, 2875139932, 5031494881, 10062989762, 20125979524]

約数ペア:

[(1, 20125979524), (2, 10062989762), (4, 5031494881), (7, 2875139932), (14, 1437569966), (23, 875042588), (28, 718784983), (46, 437521294), (49, 410734276), (92, 218760647), (98, 205367138), (101, 199267124), (161, 125006084), (196, 102683569), (202, 99633562), (322, 62503042), (404, 49816781), (644, 31251521), (707, 28466732), (1127, 17858012), (1414, 14233366), (2254, 8929006), (2323, 8663788), (2828, 7116683), (4508, 4464503), (4646, 4331894), (4949, 4066676), (9292, 2165947), (9898, 2033338), (16261, 1237684), (19796, 1016669), (32522, 618842), (44203, 455308), (65044, 309421), (88406, 227654), (113827, 176812)]