20850654017

素因数分解:

${\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{389}}^1\times {\mathrm{829}}^1$

素因数の和:1361

約数の個数: 32

約数和(自身を含む): 22840272000

約数和(自身を除く): 1989617983

約数列:

[1, 19, 41, 83, 389, 779, 829, 1577, 3403, 7391, 15751, 15949, 32287, 33989, 64657, 68807, 303031, 322481, 613453, 645791, 1307333, 1323767, 2821087, 6127139, 13221721, 25151573, 26765923, 53600653, 251212699, 508552537, 1097402843, 20850654017]

約数ペア:

[(1, 20850654017), (19, 1097402843), (41, 508552537), (83, 251212699), (389, 53600653), (779, 26765923), (829, 25151573), (1577, 13221721), (3403, 6127139), (7391, 2821087), (15751, 1323767), (15949, 1307333), (32287, 645791), (33989, 613453), (64657, 322481), (68807, 303031)]