18425470

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{1213}}^1$

素因数の和:1265

約数の個数: 48

約数和(自身を含む): 39858048

約数和(自身を除く): 21432578

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 49, 62, 70, 98, 155, 217, 245, 310, 434, 490, 1085, 1213, 1519, 2170, 2426, 3038, 6065, 7595, 8491, 12130, 15190, 16982, 37603, 42455, 59437, 75206, 84910, 118874, 188015, 263221, 297185, 376030, 526442, 594370, 1316105, 1842547, 2632210, 3685094, 9212735, 18425470]

約数ペア:

[(1, 18425470), (2, 9212735), (5, 3685094), (7, 2632210), (10, 1842547), (14, 1316105), (31, 594370), (35, 526442), (49, 376030), (62, 297185), (70, 263221), (98, 188015), (155, 118874), (217, 84910), (245, 75206), (310, 59437), (434, 42455), (490, 37603), (1085, 16982), (1213, 15190), (1519, 12130), (2170, 8491), (2426, 7595), (3038, 6065)]