18775728

素因数分解:

$2^4\times 3^2\times {\mathrm{23}}^1\times {\mathrm{5669}}^1$

素因数の和:5706

約数の個数: 60

約数和(自身を含む): 54840240

約数和(自身を除く): 36064512

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 36, 46, 48, 69, 72, 92, 138, 144, 184, 207, 276, 368, 414, 552, 828, 1104, 1656, 3312, 5669, 11338, 17007, 22676, 34014, 45352, 51021, 68028, 90704, 102042, 130387, 136056, 204084, 260774, 272112, 391161, 408168, 521548, 782322, 816336, 1043096, 1173483, 1564644, 2086192, 2346966, 3129288, 4693932, 6258576, 9387864, 18775728]

約数ペア:

[(1, 18775728), (2, 9387864), (3, 6258576), (4, 4693932), (6, 3129288), (8, 2346966), (9, 2086192), (12, 1564644), (16, 1173483), (18, 1043096), (23, 816336), (24, 782322), (36, 521548), (46, 408168), (48, 391161), (69, 272112), (72, 260774), (92, 204084), (138, 136056), (144, 130387), (184, 102042), (207, 90704), (276, 68028), (368, 51021), (414, 45352), (552, 34014), (828, 22676), (1104, 17007), (1656, 11338), (3312, 5669)]