18620118

素因数分解:

$2^1\times 3^9\times {\mathrm{11}}^1\times {\mathrm{43}}^1$

素因数の和:83

約数の個数: 80

約数和(自身を含む): 46766016

約数和(自身を除く): 28145898

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 27, 33, 43, 54, 66, 81, 86, 99, 129, 162, 198, 243, 258, 297, 387, 473, 486, 594, 729, 774, 891, 946, 1161, 1419, 1458, 1782, 2187, 2322, 2673, 2838, 3483, 4257, 4374, 5346, 6561, 6966, 8019, 8514, 10449, 12771, 13122, 16038, 19683, 20898, 24057, 25542, 31347, 38313, 39366, 48114, 62694, 72171, 76626, 94041, 114939, 144342, 188082, 216513, 229878, 282123, 344817, 433026, 564246, 689634, 846369, 1034451, 1692738, 2068902, 3103353, 6206706, 9310059, 18620118]

約数ペア:

[(1, 18620118), (2, 9310059), (3, 6206706), (6, 3103353), (9, 2068902), (11, 1692738), (18, 1034451), (22, 846369), (27, 689634), (33, 564246), (43, 433026), (54, 344817), (66, 282123), (81, 229878), (86, 216513), (99, 188082), (129, 144342), (162, 114939), (198, 94041), (243, 76626), (258, 72171), (297, 62694), (387, 48114), (473, 39366), (486, 38313), (594, 31347), (729, 25542), (774, 24057), (891, 20898), (946, 19683), (1161, 16038), (1419, 13122), (1458, 12771), (1782, 10449), (2187, 8514), (2322, 8019), (2673, 6966), (2838, 6561), (3483, 5346), (4257, 4374)]