20355850995

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{491}}^1\times {\mathrm{74699}}^1$

素因数の和:75235

約数の個数: 32

約数和(自身を含む): 33518188800

約数和(自身を除く): 13162337805

約数列:

[1, 3, 5, 15, 37, 111, 185, 491, 555, 1473, 2455, 7365, 18167, 54501, 74699, 90835, 224097, 272505, 373495, 1120485, 2763863, 8291589, 13819315, 36677209, 41457945, 110031627, 183386045, 550158135, 1357056733, 4071170199, 6785283665, 20355850995]

約数ペア:

[(1, 20355850995), (3, 6785283665), (5, 4071170199), (15, 1357056733), (37, 550158135), (111, 183386045), (185, 110031627), (491, 41457945), (555, 36677209), (1473, 13819315), (2455, 8291589), (7365, 2763863), (18167, 1120485), (54501, 373495), (74699, 272505), (90835, 224097)]