15499888

素因数分解:

$2^4\times {\mathrm{491}}^1\times {\mathrm{1973}}^1$

素因数の和:2472

約数の個数: 20

約数和(自身を含む): 30107448

約数和(自身を除く): 14607560

約数列:

[1, 2, 4, 8, 16, 491, 982, 1964, 1973, 3928, 3946, 7856, 7892, 15784, 31568, 968743, 1937486, 3874972, 7749944, 15499888]

約数ペア:

[(1, 15499888), (2, 7749944), (4, 3874972), (8, 1937486), (16, 968743), (491, 31568), (982, 15784), (1964, 7892), (1973, 7856), (3928, 3946)]