1617968

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{317}}^1$

素因数の和:365

約数の個数: 40

約数和(自身を含む): 3548880

約数和(自身を除く): 1930912

約数列:

[1, 2, 4, 8, 11, 16, 22, 29, 44, 58, 88, 116, 176, 232, 317, 319, 464, 634, 638, 1268, 1276, 2536, 2552, 3487, 5072, 5104, 6974, 9193, 13948, 18386, 27896, 36772, 55792, 73544, 101123, 147088, 202246, 404492, 808984, 1617968]

約数ペア:

[(1, 1617968), (2, 808984), (4, 404492), (8, 202246), (11, 147088), (16, 101123), (22, 73544), (29, 55792), (44, 36772), (58, 27896), (88, 18386), (116, 13948), (176, 9193), (232, 6974), (317, 5104), (319, 5072), (464, 3487), (634, 2552), (638, 2536), (1268, 1276)]