18241888

素因数分解:

$2^5\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:156

約数の個数: 96

約数和(自身を含む): 44126208

約数和(自身を除く): 25884320

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 37, 56, 62, 71, 74, 112, 124, 142, 148, 217, 224, 248, 259, 284, 296, 434, 496, 497, 518, 568, 592, 868, 992, 994, 1036, 1136, 1147, 1184, 1736, 1988, 2072, 2201, 2272, 2294, 2627, 3472, 3976, 4144, 4402, 4588, 5254, 6944, 7952, 8029, 8288, 8804, 9176, 10508, 15407, 15904, 16058, 17608, 18352, 18389, 21016, 30814, 32116, 35216, 36704, 36778, 42032, 61628, 64232, 70432, 73556, 81437, 84064, 123256, 128464, 147112, 162874, 246512, 256928, 294224, 325748, 493024, 570059, 588448, 651496, 1140118, 1302992, 2280236, 2605984, 4560472, 9120944, 18241888]

約数ペア:

[(1, 18241888), (2, 9120944), (4, 4560472), (7, 2605984), (8, 2280236), (14, 1302992), (16, 1140118), (28, 651496), (31, 588448), (32, 570059), (37, 493024), (56, 325748), (62, 294224), (71, 256928), (74, 246512), (112, 162874), (124, 147112), (142, 128464), (148, 123256), (217, 84064), (224, 81437), (248, 73556), (259, 70432), (284, 64232), (296, 61628), (434, 42032), (496, 36778), (497, 36704), (518, 35216), (568, 32116), (592, 30814), (868, 21016), (992, 18389), (994, 18352), (1036, 17608), (1136, 16058), (1147, 15904), (1184, 15407), (1736, 10508), (1988, 9176), (2072, 8804), (2201, 8288), (2272, 8029), (2294, 7952), (2627, 6944), (3472, 5254), (3976, 4588), (4144, 4402)]