20049271232

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{163}}^1\times {\mathrm{863}}^1$

素因数の和:1186

約数の個数: 112

約数和(自身を含む): 42757051392

約数和(自身を除く): 22707780160

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 131, 136, 163, 262, 272, 326, 524, 544, 652, 863, 1048, 1088, 1304, 1726, 2096, 2227, 2608, 2771, 3452, 4192, 4454, 5216, 5542, 6904, 8384, 8908, 10432, 11084, 13808, 14671, 17816, 21353, 22168, 27616, 29342, 35632, 42706, 44336, 55232, 58684, 71264, 85412, 88672, 113053, 117368, 140669, 142528, 170824, 177344, 226106, 234736, 281338, 341648, 363001, 452212, 469472, 562676, 683296, 726002, 904424, 938944, 1125352, 1366592, 1452004, 1808848, 1921901, 2250704, 2391373, 2904008, 3617696, 3843802, 4501408, 4782746, 5808016, 7235392, 7687604, 9002816, 9565492, 11616032, 15375208, 18427639, 19130984, 23232064, 30750416, 36855278, 38261968, 61500832, 73710556, 76523936, 123001664, 147421112, 153047872, 294842224, 313269863, 589684448, 626539726, 1179368896, 1253079452, 2506158904, 5012317808, 10024635616, 20049271232]

約数ペア:

[(1, 20049271232), (2, 10024635616), (4, 5012317808), (8, 2506158904), (16, 1253079452), (17, 1179368896), (32, 626539726), (34, 589684448), (64, 313269863), (68, 294842224), (131, 153047872), (136, 147421112), (163, 123001664), (262, 76523936), (272, 73710556), (326, 61500832), (524, 38261968), (544, 36855278), (652, 30750416), (863, 23232064), (1048, 19130984), (1088, 18427639), (1304, 15375208), (1726, 11616032), (2096, 9565492), (2227, 9002816), (2608, 7687604), (2771, 7235392), (3452, 5808016), (4192, 4782746), (4454, 4501408), (5216, 3843802), (5542, 3617696), (6904, 2904008), (8384, 2391373), (8908, 2250704), (10432, 1921901), (11084, 1808848), (13808, 1452004), (14671, 1366592), (17816, 1125352), (21353, 938944), (22168, 904424), (27616, 726002), (29342, 683296), (35632, 562676), (42706, 469472), (44336, 452212), (55232, 363001), (58684, 341648), (71264, 281338), (85412, 234736), (88672, 226106), (113053, 177344), (117368, 170824), (140669, 142528)]