20130807855

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{2693}}^1\times {\mathrm{7019}}^1$

素因数の和:9791

約数の個数: 32

約数和(自身を含む): 32679728640

約数和(自身を除く): 12548920785

約数列:

[1, 3, 5, 15, 71, 213, 355, 1065, 2693, 7019, 8079, 13465, 21057, 35095, 40395, 105285, 191203, 498349, 573609, 956015, 1495047, 2491745, 2868045, 7475235, 18902167, 56706501, 94510835, 283532505, 1342053857, 4026161571, 6710269285, 20130807855]

約数ペア:

[(1, 20130807855), (3, 6710269285), (5, 4026161571), (15, 1342053857), (71, 283532505), (213, 94510835), (355, 56706501), (1065, 18902167), (2693, 7475235), (7019, 2868045), (8079, 2491745), (13465, 1495047), (21057, 956015), (35095, 573609), (40395, 498349), (105285, 191203)]