18577370

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{1223}}^1$

素因数の和:1275

約数の個数: 48

約数和(自身を含む): 40186368

約数和(自身を除く): 21608998

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 49, 62, 70, 98, 155, 217, 245, 310, 434, 490, 1085, 1223, 1519, 2170, 2446, 3038, 6115, 7595, 8561, 12230, 15190, 17122, 37913, 42805, 59927, 75826, 85610, 119854, 189565, 265391, 299635, 379130, 530782, 599270, 1326955, 1857737, 2653910, 3715474, 9288685, 18577370]

約数ペア:

[(1, 18577370), (2, 9288685), (5, 3715474), (7, 2653910), (10, 1857737), (14, 1326955), (31, 599270), (35, 530782), (49, 379130), (62, 299635), (70, 265391), (98, 189565), (155, 119854), (217, 85610), (245, 75826), (310, 59927), (434, 42805), (490, 37913), (1085, 17122), (1223, 15190), (1519, 12230), (2170, 8561), (2446, 7595), (3038, 6115)]