20739941378

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{575119}}^1$

素因数の和:575226

約数の個数: 32

約数和(自身を含む): 35749459200

約数和(自身を除く): 15009517822

約数列:

[1, 2, 13, 19, 26, 38, 73, 146, 247, 494, 949, 1387, 1898, 2774, 18031, 36062, 575119, 1150238, 7476547, 10927261, 14953094, 21854522, 41983687, 83967374, 142054393, 284108786, 545787931, 797690053, 1091575862, 1595380106, 10369970689, 20739941378]

約数ペア:

[(1, 20739941378), (2, 10369970689), (13, 1595380106), (19, 1091575862), (26, 797690053), (38, 545787931), (73, 284108786), (146, 142054393), (247, 83967374), (494, 41983687), (949, 21854522), (1387, 14953094), (1898, 10927261), (2774, 7476547), (18031, 1150238), (36062, 575119)]