19944828

素因数分解:

$2^2\times 3^2\times {\mathrm{67}}^1\times {\mathrm{8269}}^1$

素因数の和:8346

約数の個数: 36

約数和(自身を含む): 51174760

約数和(自身を除く): 31229932

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 67, 134, 201, 268, 402, 603, 804, 1206, 2412, 8269, 16538, 24807, 33076, 49614, 74421, 99228, 148842, 297684, 554023, 1108046, 1662069, 2216092, 3324138, 4986207, 6648276, 9972414, 19944828]

約数ペア:

[(1, 19944828), (2, 9972414), (3, 6648276), (4, 4986207), (6, 3324138), (9, 2216092), (12, 1662069), (18, 1108046), (36, 554023), (67, 297684), (134, 148842), (201, 99228), (268, 74421), (402, 49614), (603, 33076), (804, 24807), (1206, 16538), (2412, 8269)]