20218740955

素因数分解:

$5^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{347}}^1\times {\mathrm{9623}}^1$

素因数の和:10155

約数の個数: 32

約数和(自身を含む): 27972117504

約数和(自身を除く): 7753376549

約数列:

[1, 5, 7, 35, 173, 347, 865, 1211, 1735, 2429, 6055, 9623, 12145, 48115, 60031, 67361, 300155, 336805, 420217, 1664779, 2101085, 3339181, 8323895, 11653453, 16695905, 23374267, 58267265, 116871335, 577678313, 2888391565, 4043748191, 20218740955]

約数ペア:

[(1, 20218740955), (5, 4043748191), (7, 2888391565), (35, 577678313), (173, 116871335), (347, 58267265), (865, 23374267), (1211, 16695905), (1735, 11653453), (2429, 8323895), (6055, 3339181), (9623, 2101085), (12145, 1664779), (48115, 420217), (60031, 336805), (67361, 300155)]