20447688

素因数分解:

$2^3\times 3^1\times {\mathrm{61}}^1\times {\mathrm{13967}}^1$

素因数の和:14037

約数の個数: 32

約数和(自身を含む): 51960960

約数和(自身を除く): 31513272

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 61, 122, 183, 244, 366, 488, 732, 1464, 13967, 27934, 41901, 55868, 83802, 111736, 167604, 335208, 851987, 1703974, 2555961, 3407948, 5111922, 6815896, 10223844, 20447688]

約数ペア:

[(1, 20447688), (2, 10223844), (3, 6815896), (4, 5111922), (6, 3407948), (8, 2555961), (12, 1703974), (24, 851987), (61, 335208), (122, 167604), (183, 111736), (244, 83802), (366, 55868), (488, 41901), (732, 27934), (1464, 13967)]