20954547681

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{42569}}^1$

素因数の和:42749

約数の個数: 32

約数和(自身を含む): 29642342400

約数和(自身を除く): 8687794719

約数列:

[1, 3, 31, 67, 79, 93, 201, 237, 2077, 2449, 5293, 6231, 7347, 15879, 42569, 127707, 164083, 492249, 1319639, 2852123, 3362951, 3958917, 8556369, 10088853, 88415813, 104251481, 225317717, 265247439, 312754443, 675953151, 6984849227, 20954547681]

約数ペア:

[(1, 20954547681), (3, 6984849227), (31, 675953151), (67, 312754443), (79, 265247439), (93, 225317717), (201, 104251481), (237, 88415813), (2077, 10088853), (2449, 8556369), (5293, 3958917), (6231, 3362951), (7347, 2852123), (15879, 1319639), (42569, 492249), (127707, 164083)]