20843670406

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{109}}^1\times {\mathrm{68737}}^1$

素因数の和:68968

約数の個数: 32

約数和(自身を含む): 34297512480

約数和(自身を除く): 13453842074

約数列:

[1, 2, 13, 26, 107, 109, 214, 218, 1391, 1417, 2782, 2834, 11663, 23326, 68737, 137474, 151619, 303238, 893581, 1787162, 7354859, 7492333, 14709718, 14984666, 95613167, 97400329, 191226334, 194800658, 801679631, 1603359262, 10421835203, 20843670406]

約数ペア:

[(1, 20843670406), (2, 10421835203), (13, 1603359262), (26, 801679631), (107, 194800658), (109, 191226334), (214, 97400329), (218, 95613167), (1391, 14984666), (1417, 14709718), (2782, 7492333), (2834, 7354859), (11663, 1787162), (23326, 893581), (68737, 303238), (137474, 151619)]