18200068

素因数分解:

$2^2\times {\mathrm{73}}^1\times {\mathrm{157}}^1\times {\mathrm{397}}^1$

素因数の和:631

約数の個数: 24

約数和(自身を含む): 32573912

約数和(自身を除く): 14373844

約数列:

[1, 2, 4, 73, 146, 157, 292, 314, 397, 628, 794, 1588, 11461, 22922, 28981, 45844, 57962, 62329, 115924, 124658, 249316, 4550017, 9100034, 18200068]

約数ペア:

[(1, 18200068), (2, 9100034), (4, 4550017), (73, 249316), (146, 124658), (157, 115924), (292, 62329), (314, 57962), (397, 45844), (628, 28981), (794, 22922), (1588, 11461)]