20572974

素因数分解:

$2^1\times 3^3\times {\mathrm{331}}^1\times {\mathrm{1151}}^1$

素因数の和:1493

約数の個数: 32

約数和(自身を含む): 45895680

約数和(自身を除く): 25322706

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 331, 662, 993, 1151, 1986, 2302, 2979, 3453, 5958, 6906, 8937, 10359, 17874, 20718, 31077, 62154, 380981, 761962, 1142943, 2285886, 3428829, 6857658, 10286487, 20572974]

約数ペア:

[(1, 20572974), (2, 10286487), (3, 6857658), (6, 3428829), (9, 2285886), (18, 1142943), (27, 761962), (54, 380981), (331, 62154), (662, 31077), (993, 20718), (1151, 17874), (1986, 10359), (2302, 8937), (2979, 6906), (3453, 5958)]