20147006992

素因数分解:

$2^4\times 7^2\times {\mathrm{83}}^1\times {\mathrm{191}}^1\times {\mathrm{1621}}^1$

素因数の和:1917

約数の個数: 120

約数和(自身を含む): 46224041472

約数和(自身を除く): 26077034480

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 83, 98, 112, 166, 191, 196, 332, 382, 392, 581, 664, 764, 784, 1162, 1328, 1337, 1528, 1621, 2324, 2674, 3056, 3242, 4067, 4648, 5348, 6484, 8134, 9296, 9359, 10696, 11347, 12968, 15853, 16268, 18718, 21392, 22694, 25936, 31706, 32536, 37436, 45388, 63412, 65072, 74872, 79429, 90776, 110971, 126824, 134543, 149744, 158858, 181552, 221942, 253648, 269086, 309611, 317716, 443884, 538172, 619222, 635432, 776797, 887768, 941801, 1076344, 1238444, 1270864, 1553594, 1775536, 1883602, 2152688, 2167277, 2476888, 3107188, 3767204, 4334554, 4953776, 6214376, 6592607, 7534408, 8669108, 12428752, 13185214, 15068816, 15170939, 17338216, 25697713, 26370428, 30341878, 34676432, 51395426, 52740856, 60683756, 102790852, 105481712, 121367512, 179883991, 205581704, 242735024, 359767982, 411163408, 719535964, 1259187937, 1439071928, 2518375874, 2878143856, 5036751748, 10073503496, 20147006992]

約数ペア:

[(1, 20147006992), (2, 10073503496), (4, 5036751748), (7, 2878143856), (8, 2518375874), (14, 1439071928), (16, 1259187937), (28, 719535964), (49, 411163408), (56, 359767982), (83, 242735024), (98, 205581704), (112, 179883991), (166, 121367512), (191, 105481712), (196, 102790852), (332, 60683756), (382, 52740856), (392, 51395426), (581, 34676432), (664, 30341878), (764, 26370428), (784, 25697713), (1162, 17338216), (1328, 15170939), (1337, 15068816), (1528, 13185214), (1621, 12428752), (2324, 8669108), (2674, 7534408), (3056, 6592607), (3242, 6214376), (4067, 4953776), (4648, 4334554), (5348, 3767204), (6484, 3107188), (8134, 2476888), (9296, 2167277), (9359, 2152688), (10696, 1883602), (11347, 1775536), (12968, 1553594), (15853, 1270864), (16268, 1238444), (18718, 1076344), (21392, 941801), (22694, 887768), (25936, 776797), (31706, 635432), (32536, 619222), (37436, 538172), (45388, 443884), (63412, 317716), (65072, 309611), (74872, 269086), (79429, 253648), (90776, 221942), (110971, 181552), (126824, 158858), (134543, 149744)]