18379726

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{251}}^1$

素因数の和:360

約数の個数: 32

約数和(自身を含む): 30481920

約数和(自身を除く): 12102194

約数列:

[1, 2, 19, 38, 41, 47, 82, 94, 251, 502, 779, 893, 1558, 1786, 1927, 3854, 4769, 9538, 10291, 11797, 20582, 23594, 36613, 73226, 195529, 224143, 391058, 448286, 483677, 967354, 9189863, 18379726]

約数ペア:

[(1, 18379726), (2, 9189863), (19, 967354), (38, 483677), (41, 448286), (47, 391058), (82, 224143), (94, 195529), (251, 73226), (502, 36613), (779, 23594), (893, 20582), (1558, 11797), (1786, 10291), (1927, 9538), (3854, 4769)]