20603494911

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{509}}^1\times {\mathrm{13399}}^1$

素因数の和:13983

約数の個数: 32

約数和(自身を含む): 29522880000

約数和(自身を除く): 8919385089

約数列:

[1, 3, 19, 53, 57, 159, 509, 1007, 1527, 3021, 9671, 13399, 26977, 29013, 40197, 80931, 254581, 512563, 710147, 763743, 1537689, 2130441, 6820091, 13492793, 20460273, 40478379, 129581729, 361464823, 388745187, 1084394469, 6867831637, 20603494911]

約数ペア:

[(1, 20603494911), (3, 6867831637), (19, 1084394469), (53, 388745187), (57, 361464823), (159, 129581729), (509, 40478379), (1007, 20460273), (1527, 13492793), (3021, 6820091), (9671, 2130441), (13399, 1537689), (26977, 763743), (29013, 710147), (40197, 512563), (80931, 254581)]