16641248

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{367}}^1$

素因数の和:499

約数の個数: 48

約数和(自身を含む): 35703360

約数和(自身を除く): 19062112

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 109, 208, 218, 367, 416, 436, 734, 872, 1417, 1468, 1744, 2834, 2936, 3488, 4771, 5668, 5872, 9542, 11336, 11744, 19084, 22672, 38168, 40003, 45344, 76336, 80006, 152672, 160012, 320024, 520039, 640048, 1040078, 1280096, 2080156, 4160312, 8320624, 16641248]

約数ペア:

[(1, 16641248), (2, 8320624), (4, 4160312), (8, 2080156), (13, 1280096), (16, 1040078), (26, 640048), (32, 520039), (52, 320024), (104, 160012), (109, 152672), (208, 80006), (218, 76336), (367, 45344), (416, 40003), (436, 38168), (734, 22672), (872, 19084), (1417, 11744), (1468, 11336), (1744, 9542), (2834, 5872), (2936, 5668), (3488, 4771)]