20059788

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{5081}}^1$

素因数の和:5142

約数の個数: 48

約数和(自身を含む): 54641664

約数和(自身を除く): 34581876

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 47, 84, 94, 141, 188, 282, 329, 564, 658, 987, 1316, 1974, 3948, 5081, 10162, 15243, 20324, 30486, 35567, 60972, 71134, 106701, 142268, 213402, 238807, 426804, 477614, 716421, 955228, 1432842, 1671649, 2865684, 3343298, 5014947, 6686596, 10029894, 20059788]

約数ペア:

[(1, 20059788), (2, 10029894), (3, 6686596), (4, 5014947), (6, 3343298), (7, 2865684), (12, 1671649), (14, 1432842), (21, 955228), (28, 716421), (42, 477614), (47, 426804), (84, 238807), (94, 213402), (141, 142268), (188, 106701), (282, 71134), (329, 60972), (564, 35567), (658, 30486), (987, 20324), (1316, 15243), (1974, 10162), (3948, 5081)]