19631908

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{727}}^1$

素因数の和:931

約数の個数: 24

約数和(自身を含む): 35427392

約数和(自身を除く): 15795484

約数列:

[1, 2, 4, 43, 86, 157, 172, 314, 628, 727, 1454, 2908, 6751, 13502, 27004, 31261, 62522, 114139, 125044, 228278, 456556, 4907977, 9815954, 19631908]

約数ペア:

[(1, 19631908), (2, 9815954), (4, 4907977), (43, 456556), (86, 228278), (157, 125044), (172, 114139), (314, 62522), (628, 31261), (727, 27004), (1454, 13502), (2908, 6751)]