18436740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{6271}}^1$

素因数の和:6297

約数の個数: 72

約数和(自身を含む): 60060672

約数和(自身を除く): 41623932

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 6271, 12542, 18813, 25084, 31355, 37626, 43897, 62710, 75252, 87794, 94065, 125420, 131691, 175588, 188130, 219485, 263382, 307279, 376260, 438970, 526764, 614558, 658455, 877940, 921837, 1229116, 1316910, 1536395, 1843674, 2633820, 3072790, 3687348, 4609185, 6145580, 9218370, 18436740]

約数ペア:

[(1, 18436740), (2, 9218370), (3, 6145580), (4, 4609185), (5, 3687348), (6, 3072790), (7, 2633820), (10, 1843674), (12, 1536395), (14, 1316910), (15, 1229116), (20, 921837), (21, 877940), (28, 658455), (30, 614558), (35, 526764), (42, 438970), (49, 376260), (60, 307279), (70, 263382), (84, 219485), (98, 188130), (105, 175588), (140, 131691), (147, 125420), (196, 94065), (210, 87794), (245, 75252), (294, 62710), (420, 43897), (490, 37626), (588, 31355), (735, 25084), (980, 18813), (1470, 12542), (2940, 6271)]