18238260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{1543}}^1$

素因数の和:1752

約数の個数: 48

約数和(自身を含む): 51359616

約数和(自身を除く): 33121356

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 197, 394, 591, 788, 985, 1182, 1543, 1970, 2364, 2955, 3086, 3940, 4629, 5910, 6172, 7715, 9258, 11820, 15430, 18516, 23145, 30860, 46290, 92580, 303971, 607942, 911913, 1215884, 1519855, 1823826, 3039710, 3647652, 4559565, 6079420, 9119130, 18238260]

約数ペア:

[(1, 18238260), (2, 9119130), (3, 6079420), (4, 4559565), (5, 3647652), (6, 3039710), (10, 1823826), (12, 1519855), (15, 1215884), (20, 911913), (30, 607942), (60, 303971), (197, 92580), (394, 46290), (591, 30860), (788, 23145), (985, 18516), (1182, 15430), (1543, 11820), (1970, 9258), (2364, 7715), (2955, 6172), (3086, 5910), (3940, 4629)]