18402688

素因数分解:

$2^7\times {\mathrm{109}}^1\times {\mathrm{1319}}^1$

素因数の和:1442

約数の個数: 32

約数和(自身を含む): 37026000

約数和(自身を除く): 18623312

約数列:

[1, 2, 4, 8, 16, 32, 64, 109, 128, 218, 436, 872, 1319, 1744, 2638, 3488, 5276, 6976, 10552, 13952, 21104, 42208, 84416, 143771, 168832, 287542, 575084, 1150168, 2300336, 4600672, 9201344, 18402688]

約数ペア:

[(1, 18402688), (2, 9201344), (4, 4600672), (8, 2300336), (16, 1150168), (32, 575084), (64, 287542), (109, 168832), (128, 143771), (218, 84416), (436, 42208), (872, 21104), (1319, 13952), (1744, 10552), (2638, 6976), (3488, 5276)]