18094780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{233}}^1\times {\mathrm{353}}^1$

素因数の和:606

約数の個数: 48

約数和(自身を含む): 41749344

約数和(自身を除く): 23654564

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 233, 353, 466, 706, 932, 1165, 1412, 1765, 2330, 2563, 3530, 3883, 4660, 5126, 7060, 7766, 10252, 12815, 15532, 19415, 25630, 38830, 51260, 77660, 82249, 164498, 328996, 411245, 822490, 904739, 1644980, 1809478, 3618956, 4523695, 9047390, 18094780]

約数ペア:

[(1, 18094780), (2, 9047390), (4, 4523695), (5, 3618956), (10, 1809478), (11, 1644980), (20, 904739), (22, 822490), (44, 411245), (55, 328996), (110, 164498), (220, 82249), (233, 77660), (353, 51260), (466, 38830), (706, 25630), (932, 19415), (1165, 15532), (1412, 12815), (1765, 10252), (2330, 7766), (2563, 7060), (3530, 5126), (3883, 4660)]