18163376

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{641}}^1$

素因数の和:690

約数の個数: 80

約数和(自身を含む): 45854208

約数和(自身を除く): 27690832

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 23, 28, 44, 46, 56, 77, 88, 92, 112, 154, 161, 176, 184, 253, 308, 322, 368, 506, 616, 641, 644, 1012, 1232, 1282, 1288, 1771, 2024, 2564, 2576, 3542, 4048, 4487, 5128, 7051, 7084, 8974, 10256, 14102, 14168, 14743, 17948, 28204, 28336, 29486, 35896, 49357, 56408, 58972, 71792, 98714, 103201, 112816, 117944, 162173, 197428, 206402, 235888, 324346, 394856, 412804, 648692, 789712, 825608, 1135211, 1297384, 1651216, 2270422, 2594768, 4540844, 9081688, 18163376]

約数ペア:

[(1, 18163376), (2, 9081688), (4, 4540844), (7, 2594768), (8, 2270422), (11, 1651216), (14, 1297384), (16, 1135211), (22, 825608), (23, 789712), (28, 648692), (44, 412804), (46, 394856), (56, 324346), (77, 235888), (88, 206402), (92, 197428), (112, 162173), (154, 117944), (161, 112816), (176, 103201), (184, 98714), (253, 71792), (308, 58972), (322, 56408), (368, 49357), (506, 35896), (616, 29486), (641, 28336), (644, 28204), (1012, 17948), (1232, 14743), (1282, 14168), (1288, 14102), (1771, 10256), (2024, 8974), (2564, 7084), (2576, 7051), (3542, 5128), (4048, 4487)]