20197780902

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{503}}^1\times {\mathrm{1093}}^1$

素因数の和:1774

約数の個数: 96

約数和(自身を含む): 47566104768

約数和(自身を除く): 27368323866

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 157, 234, 314, 471, 503, 942, 1006, 1093, 1413, 1509, 2041, 2186, 2826, 3018, 3279, 4082, 4527, 6123, 6539, 6558, 9054, 9837, 12246, 13078, 14209, 18369, 19617, 19674, 28418, 36738, 39234, 42627, 58851, 78971, 85254, 117702, 127881, 157942, 171601, 236913, 255762, 343202, 473826, 514803, 549779, 710739, 1026623, 1029606, 1099558, 1421478, 1544409, 1649337, 2053246, 2230813, 3079869, 3088818, 3298674, 4461626, 4948011, 6159738, 6692439, 7147127, 9239607, 9896022, 13384878, 14294254, 18479214, 20077317, 21441381, 40154634, 42882762, 64324143, 86315303, 128648286, 172630606, 258945909, 517891818, 776837727, 1122098939, 1553675454, 2244197878, 3366296817, 6732593634, 10098890451, 20197780902]

約数ペア:

[(1, 20197780902), (2, 10098890451), (3, 6732593634), (6, 3366296817), (9, 2244197878), (13, 1553675454), (18, 1122098939), (26, 776837727), (39, 517891818), (78, 258945909), (117, 172630606), (157, 128648286), (234, 86315303), (314, 64324143), (471, 42882762), (503, 40154634), (942, 21441381), (1006, 20077317), (1093, 18479214), (1413, 14294254), (1509, 13384878), (2041, 9896022), (2186, 9239607), (2826, 7147127), (3018, 6692439), (3279, 6159738), (4082, 4948011), (4527, 4461626), (6123, 3298674), (6539, 3088818), (6558, 3079869), (9054, 2230813), (9837, 2053246), (12246, 1649337), (13078, 1544409), (14209, 1421478), (18369, 1099558), (19617, 1029606), (19674, 1026623), (28418, 710739), (36738, 549779), (39234, 514803), (42627, 473826), (58851, 343202), (78971, 255762), (85254, 236913), (117702, 171601), (127881, 157942)]