2018781376

素因数分解:

$2^6\times {\mathrm{191}}^1\times {\mathrm{239}}^1\times {\mathrm{691}}^1$

素因数の和:1133

約数の個数: 56

約数和(自身を含む): 4049694720

約数和(自身を除く): 2030913344

約数列:

[1, 2, 4, 8, 16, 32, 64, 191, 239, 382, 478, 691, 764, 956, 1382, 1528, 1912, 2764, 3056, 3824, 5528, 6112, 7648, 11056, 12224, 15296, 22112, 44224, 45649, 91298, 131981, 165149, 182596, 263962, 330298, 365192, 527924, 660596, 730384, 1055848, 1321192, 1460768, 2111696, 2642384, 2921536, 4223392, 5284768, 8446784, 10569536, 31543459, 63086918, 126173836, 252347672, 504695344, 1009390688, 2018781376]

約数ペア:

[(1, 2018781376), (2, 1009390688), (4, 504695344), (8, 252347672), (16, 126173836), (32, 63086918), (64, 31543459), (191, 10569536), (239, 8446784), (382, 5284768), (478, 4223392), (691, 2921536), (764, 2642384), (956, 2111696), (1382, 1460768), (1528, 1321192), (1912, 1055848), (2764, 730384), (3056, 660596), (3824, 527924), (5528, 365192), (6112, 330298), (7648, 263962), (11056, 182596), (12224, 165149), (15296, 131981), (22112, 91298), (44224, 45649)]