20171138416

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{464003}}^1$

素因数の和:464054

約数の個数: 80

約数和(自身を含む): 48330656640

約数和(自身を除く): 28159518224

約数列:

[1, 2, 4, 8, 11, 13, 16, 19, 22, 26, 38, 44, 52, 76, 88, 104, 143, 152, 176, 208, 209, 247, 286, 304, 418, 494, 572, 836, 988, 1144, 1672, 1976, 2288, 2717, 3344, 3952, 5434, 10868, 21736, 43472, 464003, 928006, 1856012, 3712024, 5104033, 6032039, 7424048, 8816057, 10208066, 12064078, 17632114, 20416132, 24128156, 35264228, 40832264, 48256312, 66352429, 70528456, 81664528, 96512624, 96976627, 114608741, 132704858, 141056912, 193953254, 229217482, 265409716, 387906508, 458434964, 530819432, 775813016, 916869928, 1061638864, 1260696151, 1551626032, 1833739856, 2521392302, 5042784604, 10085569208, 20171138416]

約数ペア:

[(1, 20171138416), (2, 10085569208), (4, 5042784604), (8, 2521392302), (11, 1833739856), (13, 1551626032), (16, 1260696151), (19, 1061638864), (22, 916869928), (26, 775813016), (38, 530819432), (44, 458434964), (52, 387906508), (76, 265409716), (88, 229217482), (104, 193953254), (143, 141056912), (152, 132704858), (176, 114608741), (208, 96976627), (209, 96512624), (247, 81664528), (286, 70528456), (304, 66352429), (418, 48256312), (494, 40832264), (572, 35264228), (836, 24128156), (988, 20416132), (1144, 17632114), (1672, 12064078), (1976, 10208066), (2288, 8816057), (2717, 7424048), (3344, 6032039), (3952, 5104033), (5434, 3712024), (10868, 1856012), (21736, 928006), (43472, 464003)]