20478096

素因数分解:

$2^4\times 3^5\times {\mathrm{23}}^1\times {\mathrm{229}}^1$

素因数の和:275

約数の個数: 120

約数和(自身を含む): 62287680

約数和(自身を除く): 41809584

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, 229, 243, 276, 324, 368, 414, 432, 458, 486, 552, 621, 648, 687, 828, 916, 972, 1104, 1242, 1296, 1374, 1656, 1832, 1863, 1944, 2061, 2484, 2748, 3312, 3664, 3726, 3888, 4122, 4968, 5267, 5496, 5589, 6183, 7452, 8244, 9936, 10534, 10992, 11178, 12366, 14904, 15801, 16488, 18549, 21068, 22356, 24732, 29808, 31602, 32976, 37098, 42136, 44712, 47403, 49464, 55647, 63204, 74196, 84272, 89424, 94806, 98928, 111294, 126408, 142209, 148392, 189612, 222588, 252816, 284418, 296784, 379224, 426627, 445176, 568836, 758448, 853254, 890352, 1137672, 1279881, 1706508, 2275344, 2559762, 3413016, 5119524, 6826032, 10239048, 20478096]

約数ペア:

[(1, 20478096), (2, 10239048), (3, 6826032), (4, 5119524), (6, 3413016), (8, 2559762), (9, 2275344), (12, 1706508), (16, 1279881), (18, 1137672), (23, 890352), (24, 853254), (27, 758448), (36, 568836), (46, 445176), (48, 426627), (54, 379224), (69, 296784), (72, 284418), (81, 252816), (92, 222588), (108, 189612), (138, 148392), (144, 142209), (162, 126408), (184, 111294), (207, 98928), (216, 94806), (229, 89424), (243, 84272), (276, 74196), (324, 63204), (368, 55647), (414, 49464), (432, 47403), (458, 44712), (486, 42136), (552, 37098), (621, 32976), (648, 31602), (687, 29808), (828, 24732), (916, 22356), (972, 21068), (1104, 18549), (1242, 16488), (1296, 15801), (1374, 14904), (1656, 12366), (1832, 11178), (1863, 10992), (1944, 10534), (2061, 9936), (2484, 8244), (2748, 7452), (3312, 6183), (3664, 5589), (3726, 5496), (3888, 5267), (4122, 4968)]