18787872

素因数分解:

$2^5\times 3^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1$

素因数の和:230

約数の個数: 96

約数和(自身を含む): 52641792

約数和(自身を除く): 33853920

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 32, 46, 48, 67, 69, 92, 96, 127, 134, 138, 184, 201, 254, 268, 276, 368, 381, 402, 508, 536, 552, 736, 762, 804, 1016, 1072, 1104, 1524, 1541, 1608, 2032, 2144, 2208, 2921, 3048, 3082, 3216, 4064, 4623, 5842, 6096, 6164, 6432, 8509, 8763, 9246, 11684, 12192, 12328, 17018, 17526, 18492, 23368, 24656, 25527, 34036, 35052, 36984, 46736, 49312, 51054, 68072, 70104, 73968, 93472, 102108, 136144, 140208, 147936, 195707, 204216, 272288, 280416, 391414, 408432, 587121, 782828, 816864, 1174242, 1565656, 2348484, 3131312, 4696968, 6262624, 9393936, 18787872]

約数ペア:

[(1, 18787872), (2, 9393936), (3, 6262624), (4, 4696968), (6, 3131312), (8, 2348484), (12, 1565656), (16, 1174242), (23, 816864), (24, 782828), (32, 587121), (46, 408432), (48, 391414), (67, 280416), (69, 272288), (92, 204216), (96, 195707), (127, 147936), (134, 140208), (138, 136144), (184, 102108), (201, 93472), (254, 73968), (268, 70104), (276, 68072), (368, 51054), (381, 49312), (402, 46736), (508, 36984), (536, 35052), (552, 34036), (736, 25527), (762, 24656), (804, 23368), (1016, 18492), (1072, 17526), (1104, 17018), (1524, 12328), (1541, 12192), (1608, 11684), (2032, 9246), (2144, 8763), (2208, 8509), (2921, 6432), (3048, 6164), (3082, 6096), (3216, 5842), (4064, 4623)]