20348726658

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{493159}}^1$

素因数の和:493223

約数の個数: 48

約数和(自身を含む): 45816536640

約数和(自身を除く): 25467809982

約数列:

[1, 2, 3, 6, 13, 23, 26, 39, 46, 69, 78, 138, 299, 529, 598, 897, 1058, 1587, 1794, 3174, 6877, 13754, 20631, 41262, 493159, 986318, 1479477, 2958954, 6411067, 11342657, 12822134, 19233201, 22685314, 34027971, 38466402, 68055942, 147454541, 260881111, 294909082, 442363623, 521762222, 782643333, 884727246, 1565286666, 3391454443, 6782908886, 10174363329, 20348726658]

約数ペア:

[(1, 20348726658), (2, 10174363329), (3, 6782908886), (6, 3391454443), (13, 1565286666), (23, 884727246), (26, 782643333), (39, 521762222), (46, 442363623), (69, 294909082), (78, 260881111), (138, 147454541), (299, 68055942), (529, 38466402), (598, 34027971), (897, 22685314), (1058, 19233201), (1587, 12822134), (1794, 11342657), (3174, 6411067), (6877, 2958954), (13754, 1479477), (20631, 986318), (41262, 493159)]