18831060

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{233}}^1\times {\mathrm{449}}^1$

素因数の和:697

約数の個数: 72

約数和(自身を含む): 57493800

約数和(自身を除く): 38662740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 233, 449, 466, 699, 898, 932, 1165, 1347, 1398, 1796, 2097, 2245, 2330, 2694, 2796, 3495, 4041, 4194, 4490, 4660, 5388, 6735, 6990, 8082, 8388, 8980, 10485, 13470, 13980, 16164, 20205, 20970, 26940, 40410, 41940, 80820, 104617, 209234, 313851, 418468, 523085, 627702, 941553, 1046170, 1255404, 1569255, 1883106, 2092340, 3138510, 3766212, 4707765, 6277020, 9415530, 18831060]

約数ペア:

[(1, 18831060), (2, 9415530), (3, 6277020), (4, 4707765), (5, 3766212), (6, 3138510), (9, 2092340), (10, 1883106), (12, 1569255), (15, 1255404), (18, 1046170), (20, 941553), (30, 627702), (36, 523085), (45, 418468), (60, 313851), (90, 209234), (180, 104617), (233, 80820), (449, 41940), (466, 40410), (699, 26940), (898, 20970), (932, 20205), (1165, 16164), (1347, 13980), (1398, 13470), (1796, 10485), (2097, 8980), (2245, 8388), (2330, 8082), (2694, 6990), (2796, 6735), (3495, 5388), (4041, 4660), (4194, 4490)]