20001901496

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{13033}}^1\times {\mathrm{4679}}^1$

素因数の和:17759

約数の個数: 32

約数和(自身を含む): 38429445600

約数和(自身を除く): 18427544104

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 4679, 9358, 13033, 18716, 26066, 37432, 52132, 104264, 191839, 383678, 534353, 767356, 1068706, 1534712, 2137412, 4274824, 60981407, 121962814, 243925628, 487851256, 2500237687, 5000475374, 10000950748, 20001901496]

約数ペア:

[(1, 20001901496), (2, 10000950748), (4, 5000475374), (8, 2500237687), (41, 487851256), (82, 243925628), (164, 121962814), (328, 60981407), (4679, 4274824), (9358, 2137412), (13033, 1534712), (18716, 1068706), (26066, 767356), (37432, 534353), (52132, 383678), (104264, 191839)]