2013123190

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{212131}}^1$

素因数の和:212224

約数の個数: 32

約数和(自身を含む): 3955837536

約数和(自身を除く): 1942714346

約数列:

[1, 2, 5, 10, 13, 26, 65, 73, 130, 146, 365, 730, 949, 1898, 4745, 9490, 212131, 424262, 1060655, 2121310, 2757703, 5515406, 13788515, 15485563, 27577030, 30971126, 77427815, 154855630, 201312319, 402624638, 1006561595, 2013123190]

約数ペア:

[(1, 2013123190), (2, 1006561595), (5, 402624638), (10, 201312319), (13, 154855630), (26, 77427815), (65, 30971126), (73, 27577030), (130, 15485563), (146, 13788515), (365, 5515406), (730, 2757703), (949, 2121310), (1898, 1060655), (4745, 424262), (9490, 212131)]