19638852064

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2776987}}^1$

素因数の和:2777027

約数の個数: 48

約数和(自身を含む): 44087461488

約数和(自身を除く): 24448609424

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 52, 68, 104, 136, 208, 221, 272, 416, 442, 544, 884, 1768, 3536, 7072, 2776987, 5553974, 11107948, 22215896, 36100831, 44431792, 47208779, 72201662, 88863584, 94417558, 144403324, 188835116, 288806648, 377670232, 577613296, 613714127, 755340464, 1155226592, 1227428254, 1510680928, 2454856508, 4909713016, 9819426032, 19638852064]

約数ペア:

[(1, 19638852064), (2, 9819426032), (4, 4909713016), (8, 2454856508), (13, 1510680928), (16, 1227428254), (17, 1155226592), (26, 755340464), (32, 613714127), (34, 577613296), (52, 377670232), (68, 288806648), (104, 188835116), (136, 144403324), (208, 94417558), (221, 88863584), (272, 72201662), (416, 47208779), (442, 44431792), (544, 36100831), (884, 22215896), (1768, 11107948), (3536, 5553974), (7072, 2776987)]