20853879558

素因数分解:

$2^1\times 3^1\times {\mathrm{61}}^1\times {\mathrm{877}}^1\times {\mathrm{64969}}^1$

素因数の和:65912

約数の個数: 32

約数和(自身を含む): 42440483040

約数和(自身を除く): 21586603482

約数列:

[1, 2, 3, 6, 61, 122, 183, 366, 877, 1754, 2631, 5262, 53497, 64969, 106994, 129938, 160491, 194907, 320982, 389814, 3963109, 7926218, 11889327, 23778654, 56977813, 113955626, 170933439, 341866878, 3475646593, 6951293186, 10426939779, 20853879558]

約数ペア:

[(1, 20853879558), (2, 10426939779), (3, 6951293186), (6, 3475646593), (61, 341866878), (122, 170933439), (183, 113955626), (366, 56977813), (877, 23778654), (1754, 11889327), (2631, 7926218), (5262, 3963109), (53497, 389814), (64969, 320982), (106994, 194907), (129938, 160491)]