20563370

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{1657}}^1$

素因数の和:1754

約数の個数: 32

約数和(自身を含む): 39752208

約数和(自身を除く): 19188838

約数列:

[1, 2, 5, 10, 17, 34, 73, 85, 146, 170, 365, 730, 1241, 1657, 2482, 3314, 6205, 8285, 12410, 16570, 28169, 56338, 120961, 140845, 241922, 281690, 604805, 1209610, 2056337, 4112674, 10281685, 20563370]

約数ペア:

[(1, 20563370), (2, 10281685), (5, 4112674), (10, 2056337), (17, 1209610), (34, 604805), (73, 281690), (85, 241922), (146, 140845), (170, 120961), (365, 56338), (730, 28169), (1241, 16570), (1657, 12410), (2482, 8285), (3314, 6205)]