1908103690

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{11801}}^1$

素因数の和:11887

約数の個数: 64

約数和(自身を含む): 3874832640

約数和(自身を除く): 1966728950

約数列:

[1, 2, 5, 10, 19, 23, 37, 38, 46, 74, 95, 115, 185, 190, 230, 370, 437, 703, 851, 874, 1406, 1702, 2185, 3515, 4255, 4370, 7030, 8510, 11801, 16169, 23602, 32338, 59005, 80845, 118010, 161690, 224219, 271423, 436637, 448438, 542846, 873274, 1121095, 1357115, 2183185, 2242190, 2714230, 4366370, 5157037, 8296103, 10042651, 10314074, 16592206, 20085302, 25785185, 41480515, 50213255, 51570370, 82961030, 100426510, 190810369, 381620738, 954051845, 1908103690]

約数ペア:

[(1, 1908103690), (2, 954051845), (5, 381620738), (10, 190810369), (19, 100426510), (23, 82961030), (37, 51570370), (38, 50213255), (46, 41480515), (74, 25785185), (95, 20085302), (115, 16592206), (185, 10314074), (190, 10042651), (230, 8296103), (370, 5157037), (437, 4366370), (703, 2714230), (851, 2242190), (874, 2183185), (1406, 1357115), (1702, 1121095), (2185, 873274), (3515, 542846), (4255, 448438), (4370, 436637), (7030, 271423), (8510, 224219), (11801, 161690), (16169, 118010), (23602, 80845), (32338, 59005)]