20039733

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^2\times {\mathrm{331}}^1$

素因数の和:406

約数の個数: 36

約数和(自身を含む): 34286304

約数和(自身を除く): 14246571

約数列:

[1, 3, 7, 9, 21, 31, 63, 93, 217, 279, 331, 651, 961, 993, 1953, 2317, 2883, 2979, 6727, 6951, 8649, 10261, 20181, 20853, 30783, 60543, 71827, 92349, 215481, 318091, 646443, 954273, 2226637, 2862819, 6679911, 20039733]

約数ペア:

[(1, 20039733), (3, 6679911), (7, 2862819), (9, 2226637), (21, 954273), (31, 646443), (63, 318091), (93, 215481), (217, 92349), (279, 71827), (331, 60543), (651, 30783), (961, 20853), (993, 20181), (1953, 10261), (2317, 8649), (2883, 6951), (2979, 6727)]