17991882

素因数分解:

$2^1\times 3^4\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1$

素因数の和:217

約数の個数: 80

約数和(自身を含む): 43908480

約数和(自身を除く): 25916598

約数列:

[1, 2, 3, 6, 9, 17, 18, 27, 34, 47, 51, 54, 81, 94, 102, 139, 141, 153, 162, 278, 282, 306, 417, 423, 459, 799, 834, 846, 918, 1251, 1269, 1377, 1598, 2363, 2397, 2502, 2538, 2754, 3753, 3807, 4726, 4794, 6533, 7089, 7191, 7506, 7614, 11259, 13066, 14178, 14382, 19599, 21267, 21573, 22518, 39198, 42534, 43146, 58797, 63801, 64719, 111061, 117594, 127602, 129438, 176391, 191403, 222122, 333183, 352782, 382806, 529173, 666366, 999549, 1058346, 1999098, 2998647, 5997294, 8995941, 17991882]

約数ペア:

[(1, 17991882), (2, 8995941), (3, 5997294), (6, 2998647), (9, 1999098), (17, 1058346), (18, 999549), (27, 666366), (34, 529173), (47, 382806), (51, 352782), (54, 333183), (81, 222122), (94, 191403), (102, 176391), (139, 129438), (141, 127602), (153, 117594), (162, 111061), (278, 64719), (282, 63801), (306, 58797), (417, 43146), (423, 42534), (459, 39198), (799, 22518), (834, 21573), (846, 21267), (918, 19599), (1251, 14382), (1269, 14178), (1377, 13066), (1598, 11259), (2363, 7614), (2397, 7506), (2502, 7191), (2538, 7089), (2754, 6533), (3753, 4794), (3807, 4726)]