1999490086

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{619}}^1$

素因数の和:805

約数の個数: 64

約数和(自身を含む): 3487276800

約数和(自身を除く): 1487786714

約数列:

[1, 2, 11, 22, 29, 58, 61, 83, 122, 166, 319, 619, 638, 671, 913, 1238, 1342, 1769, 1826, 2407, 3538, 4814, 5063, 6809, 10126, 13618, 17951, 19459, 26477, 35902, 37759, 38918, 51377, 52954, 55693, 75518, 102754, 111386, 146827, 197461, 293654, 394922, 415349, 565147, 830698, 1095011, 1130294, 1489933, 1615097, 2190022, 2979866, 3133997, 3230194, 6267994, 12045121, 16389263, 24090242, 32778526, 34473967, 68947934, 90885913, 181771826, 999745043, 1999490086]

約数ペア:

[(1, 1999490086), (2, 999745043), (11, 181771826), (22, 90885913), (29, 68947934), (58, 34473967), (61, 32778526), (83, 24090242), (122, 16389263), (166, 12045121), (319, 6267994), (619, 3230194), (638, 3133997), (671, 2979866), (913, 2190022), (1238, 1615097), (1342, 1489933), (1769, 1130294), (1826, 1095011), (2407, 830698), (3538, 565147), (4814, 415349), (5063, 394922), (6809, 293654), (10126, 197461), (13618, 146827), (17951, 111386), (19459, 102754), (26477, 75518), (35902, 55693), (37759, 52954), (38918, 51377)]