18427020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{9907}}^1$

素因数の和:9950

約数の個数: 48

約数和(自身を含む): 53265408

約数和(自身を除く): 34838388

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 1860, 9907, 19814, 29721, 39628, 49535, 59442, 99070, 118884, 148605, 198140, 297210, 307117, 594420, 614234, 921351, 1228468, 1535585, 1842702, 3071170, 3685404, 4606755, 6142340, 9213510, 18427020]

約数ペア:

[(1, 18427020), (2, 9213510), (3, 6142340), (4, 4606755), (5, 3685404), (6, 3071170), (10, 1842702), (12, 1535585), (15, 1228468), (20, 921351), (30, 614234), (31, 594420), (60, 307117), (62, 297210), (93, 198140), (124, 148605), (155, 118884), (186, 99070), (310, 59442), (372, 49535), (465, 39628), (620, 29721), (930, 19814), (1860, 9907)]