20175391232

素因数分解:

$2^9\times {\mathrm{31}}^1\times {\mathrm{577}}^1\times {\mathrm{2203}}^1$

素因数の和:2829

約数の個数: 80

約数和(自身を含む): 41702783232

約数和(自身を除く): 21527392000

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 496, 512, 577, 992, 1154, 1984, 2203, 2308, 3968, 4406, 4616, 7936, 8812, 9232, 15872, 17624, 17887, 18464, 35248, 35774, 36928, 68293, 70496, 71548, 73856, 136586, 140992, 143096, 147712, 273172, 281984, 286192, 295424, 546344, 563968, 572384, 1092688, 1127936, 1144768, 1271131, 2185376, 2289536, 2542262, 4370752, 4579072, 5084524, 8741504, 9158144, 10169048, 17483008, 20338096, 34966016, 39405061, 40676192, 78810122, 81352384, 157620244, 162704768, 315240488, 325409536, 630480976, 650819072, 1260961952, 2521923904, 5043847808, 10087695616, 20175391232]

約数ペア:

[(1, 20175391232), (2, 10087695616), (4, 5043847808), (8, 2521923904), (16, 1260961952), (31, 650819072), (32, 630480976), (62, 325409536), (64, 315240488), (124, 162704768), (128, 157620244), (248, 81352384), (256, 78810122), (496, 40676192), (512, 39405061), (577, 34966016), (992, 20338096), (1154, 17483008), (1984, 10169048), (2203, 9158144), (2308, 8741504), (3968, 5084524), (4406, 4579072), (4616, 4370752), (7936, 2542262), (8812, 2289536), (9232, 2185376), (15872, 1271131), (17624, 1144768), (17887, 1127936), (18464, 1092688), (35248, 572384), (35774, 563968), (36928, 546344), (68293, 295424), (70496, 286192), (71548, 281984), (73856, 273172), (136586, 147712), (140992, 143096)]