20739570

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{7127}}^1$

素因数の和:7234

約数の個数: 32

約数和(自身を含む): 50295168

約数和(自身を除く): 29555598

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 97, 194, 291, 485, 582, 970, 1455, 2910, 7127, 14254, 21381, 35635, 42762, 71270, 106905, 213810, 691319, 1382638, 2073957, 3456595, 4147914, 6913190, 10369785, 20739570]

約数ペア:

[(1, 20739570), (2, 10369785), (3, 6913190), (5, 4147914), (6, 3456595), (10, 2073957), (15, 1382638), (30, 691319), (97, 213810), (194, 106905), (291, 71270), (485, 42762), (582, 35635), (970, 21381), (1455, 14254), (2910, 7127)]