20714169

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{677}}^1$

素因数の和:765

約数の個数: 32

約数和(自身を含む): 33325056

約数和(自身を除く): 12610887

約数列:

[1, 3, 7, 21, 31, 47, 93, 141, 217, 329, 651, 677, 987, 1457, 2031, 4371, 4739, 10199, 14217, 20987, 30597, 31819, 62961, 95457, 146909, 222733, 440727, 668199, 986389, 2959167, 6904723, 20714169]

約数ペア:

[(1, 20714169), (3, 6904723), (7, 2959167), (21, 986389), (31, 668199), (47, 440727), (93, 222733), (141, 146909), (217, 95457), (329, 62961), (651, 31819), (677, 30597), (987, 20987), (1457, 14217), (2031, 10199), (4371, 4739)]