638474146

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{173}}^1\times {\mathrm{941}}^1$

素因数の和:1206

約数の個数: 32

約数和(自身を含む): 1009017648

約数和(自身を除く): 370543502

約数列:

[1, 2, 37, 53, 74, 106, 173, 346, 941, 1882, 1961, 3922, 6401, 9169, 12802, 18338, 34817, 49873, 69634, 99746, 162793, 325586, 339253, 678506, 1845301, 3690602, 6023341, 8628029, 12046682, 17256058, 319237073, 638474146]

約数ペア:

[(1, 638474146), (2, 319237073), (37, 17256058), (53, 12046682), (74, 8628029), (106, 6023341), (173, 3690602), (346, 1845301), (941, 678506), (1882, 339253), (1961, 325586), (3922, 162793), (6401, 99746), (9169, 69634), (12802, 49873), (18338, 34817)]