18940324

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{1907}}^1$

素因数の和:2115

約数の個数: 24

約数和(自身を含む): 35900928

約数和(自身を除く): 16960604

約数列:

[1, 2, 4, 13, 26, 52, 191, 382, 764, 1907, 2483, 3814, 4966, 7628, 9932, 24791, 49582, 99164, 364237, 728474, 1456948, 4735081, 9470162, 18940324]

約数ペア:

[(1, 18940324), (2, 9470162), (4, 4735081), (13, 1456948), (26, 728474), (52, 364237), (191, 99164), (382, 49582), (764, 24791), (1907, 9932), (2483, 7628), (3814, 4966)]