20453194015

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1\times {\mathrm{487}}^1\times {\mathrm{2111}}^1$

素因数の和:2799

約数の個数: 32

約数和(自身を含む): 25824116736

約数和(自身を除く): 5370922721

約数列:

[1, 5, 23, 115, 173, 487, 865, 2111, 2435, 3979, 10555, 11201, 19895, 48553, 56005, 84251, 242765, 365203, 421255, 1028057, 1826015, 1937773, 5140285, 8399669, 9688865, 23645311, 41998345, 118226555, 177853861, 889269305, 4090638803, 20453194015]

約数ペア:

[(1, 20453194015), (5, 4090638803), (23, 889269305), (115, 177853861), (173, 118226555), (487, 41998345), (865, 23645311), (2111, 9688865), (2435, 8399669), (3979, 5140285), (10555, 1937773), (11201, 1826015), (19895, 1028057), (48553, 421255), (56005, 365203), (84251, 242765)]