1666996816

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{607}}^1\times {\mathrm{4639}}^1$

素因数の和:5291

約数の個数: 40

約数和(自身を含む): 3323279360

約数和(自身を除く): 1656282544

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 296, 592, 607, 1214, 2428, 4639, 4856, 9278, 9712, 18556, 22459, 37112, 44918, 74224, 89836, 171643, 179672, 343286, 359344, 686572, 1373144, 2746288, 2815873, 5631746, 11263492, 22526984, 45053968, 104187301, 208374602, 416749204, 833498408, 1666996816]

約数ペア:

[(1, 1666996816), (2, 833498408), (4, 416749204), (8, 208374602), (16, 104187301), (37, 45053968), (74, 22526984), (148, 11263492), (296, 5631746), (592, 2815873), (607, 2746288), (1214, 1373144), (2428, 686572), (4639, 359344), (4856, 343286), (9278, 179672), (9712, 171643), (18556, 89836), (22459, 74224), (37112, 44918)]