20120378019

素因数分解:

$3^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{139}}^1\times {\mathrm{83047}}^1$

素因数の和:83279

約数の個数: 32

約数和(自身を含む): 31252623360

約数和(自身を除く): 11132245341

約数列:

[1, 3, 7, 21, 83, 139, 249, 417, 581, 973, 1743, 2919, 11537, 34611, 80759, 83047, 242277, 249141, 581329, 1743987, 6892901, 11543533, 20678703, 34630599, 48250307, 80804731, 144750921, 242414193, 958113239, 2874339717, 6706792673, 20120378019]

約数ペア:

[(1, 20120378019), (3, 6706792673), (7, 2874339717), (21, 958113239), (83, 242414193), (139, 144750921), (249, 80804731), (417, 48250307), (581, 34630599), (973, 20678703), (1743, 11543533), (2919, 6892901), (11537, 1743987), (34611, 581329), (80759, 249141), (83047, 242277)]