9918852890

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1181}}^1\times {\mathrm{28961}}^1$

素因数の和:30178

約数の個数: 32

約数和(自身を含む): 18485865360

約数和(自身を除く): 8567012470

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 1181, 2362, 5905, 11810, 28961, 34249, 57922, 68498, 144805, 171245, 289610, 342490, 839869, 1679738, 4199345, 8398690, 34202941, 68405882, 171014705, 342029410, 991885289, 1983770578, 4959426445, 9918852890]

約数ペア:

[(1, 9918852890), (2, 4959426445), (5, 1983770578), (10, 991885289), (29, 342029410), (58, 171014705), (145, 68405882), (290, 34202941), (1181, 8398690), (2362, 4199345), (5905, 1679738), (11810, 839869), (28961, 342490), (34249, 289610), (57922, 171245), (68498, 144805)]