18326910

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{443}}^1$

素因数の和:657

約数の個数: 64

約数和(自身を含む): 50637312

約数和(自身を除く): 32310402

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 197, 210, 394, 443, 591, 886, 985, 1182, 1329, 1379, 1970, 2215, 2658, 2758, 2955, 3101, 4137, 4430, 5910, 6202, 6645, 6895, 8274, 9303, 13290, 13790, 15505, 18606, 20685, 31010, 41370, 46515, 87271, 93030, 174542, 261813, 436355, 523626, 610897, 872710, 1221794, 1309065, 1832691, 2618130, 3054485, 3665382, 6108970, 9163455, 18326910]

約数ペア:

[(1, 18326910), (2, 9163455), (3, 6108970), (5, 3665382), (6, 3054485), (7, 2618130), (10, 1832691), (14, 1309065), (15, 1221794), (21, 872710), (30, 610897), (35, 523626), (42, 436355), (70, 261813), (105, 174542), (197, 93030), (210, 87271), (394, 46515), (443, 41370), (591, 31010), (886, 20685), (985, 18606), (1182, 15505), (1329, 13790), (1379, 13290), (1970, 9303), (2215, 8274), (2658, 6895), (2758, 6645), (2955, 6202), (3101, 5910), (4137, 4430)]