20084776

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{743}}^1$

素因数の和:889

約数の個数: 32

約数和(自身を含む): 39283200

約数和(自身を除く): 19198424

約数列:

[1, 2, 4, 8, 31, 62, 109, 124, 218, 248, 436, 743, 872, 1486, 2972, 3379, 5944, 6758, 13516, 23033, 27032, 46066, 80987, 92132, 161974, 184264, 323948, 647896, 2510597, 5021194, 10042388, 20084776]

約数ペア:

[(1, 20084776), (2, 10042388), (4, 5021194), (8, 2510597), (31, 647896), (62, 323948), (109, 184264), (124, 161974), (218, 92132), (248, 80987), (436, 46066), (743, 27032), (872, 23033), (1486, 13516), (2972, 6758), (3379, 5944)]