20895408

素因数分解:

$2^4\times 3^4\times {\mathrm{23}}^1\times {\mathrm{701}}^1$

素因数の和:744

約数の個数: 100

約数和(自身を含む): 63196848

約数和(自身を除く): 42301440

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 27, 36, 46, 48, 54, 69, 72, 81, 92, 108, 138, 144, 162, 184, 207, 216, 276, 324, 368, 414, 432, 552, 621, 648, 701, 828, 1104, 1242, 1296, 1402, 1656, 1863, 2103, 2484, 2804, 3312, 3726, 4206, 4968, 5608, 6309, 7452, 8412, 9936, 11216, 12618, 14904, 16123, 16824, 18927, 25236, 29808, 32246, 33648, 37854, 48369, 50472, 56781, 64492, 75708, 96738, 100944, 113562, 128984, 145107, 151416, 193476, 227124, 257968, 290214, 302832, 386952, 435321, 454248, 580428, 773904, 870642, 908496, 1160856, 1305963, 1741284, 2321712, 2611926, 3482568, 5223852, 6965136, 10447704, 20895408]

約数ペア:

[(1, 20895408), (2, 10447704), (3, 6965136), (4, 5223852), (6, 3482568), (8, 2611926), (9, 2321712), (12, 1741284), (16, 1305963), (18, 1160856), (23, 908496), (24, 870642), (27, 773904), (36, 580428), (46, 454248), (48, 435321), (54, 386952), (69, 302832), (72, 290214), (81, 257968), (92, 227124), (108, 193476), (138, 151416), (144, 145107), (162, 128984), (184, 113562), (207, 100944), (216, 96738), (276, 75708), (324, 64492), (368, 56781), (414, 50472), (432, 48369), (552, 37854), (621, 33648), (648, 32246), (701, 29808), (828, 25236), (1104, 18927), (1242, 16824), (1296, 16123), (1402, 14904), (1656, 12618), (1863, 11216), (2103, 9936), (2484, 8412), (2804, 7452), (3312, 6309), (3726, 5608), (4206, 4968)]