1890918

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^2\times {\mathrm{97}}^1$

素因数の和:146

約数の個数: 48

約数和(自身を含む): 4480560

約数和(自身を除く): 2589642

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 97, 114, 171, 194, 291, 342, 361, 513, 582, 722, 873, 1026, 1083, 1746, 1843, 2166, 2619, 3249, 3686, 5238, 5529, 6498, 9747, 11058, 16587, 19494, 33174, 35017, 49761, 70034, 99522, 105051, 210102, 315153, 630306, 945459, 1890918]

約数ペア:

[(1, 1890918), (2, 945459), (3, 630306), (6, 315153), (9, 210102), (18, 105051), (19, 99522), (27, 70034), (38, 49761), (54, 35017), (57, 33174), (97, 19494), (114, 16587), (171, 11058), (194, 9747), (291, 6498), (342, 5529), (361, 5238), (513, 3686), (582, 3249), (722, 2619), (873, 2166), (1026, 1843), (1083, 1746)]