20167991701

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{4283}}^1$

素因数の和:4486

約数の個数: 48

約数和(自身を含む): 25400692800

約数和(自身を除く): 5232701099

約数列:

[1, 11, 13, 17, 143, 149, 169, 187, 221, 1639, 1859, 1937, 2431, 2533, 2873, 4283, 21307, 25181, 27863, 31603, 32929, 47113, 55679, 72811, 276991, 362219, 428077, 612469, 638167, 723827, 800921, 946543, 4708847, 7019837, 7962097, 8296171, 10411973, 10848839, 12305059, 91257881, 107850223, 119337229, 135355649, 141034907, 1186352453, 1551383977, 1833453791, 20167991701]

約数ペア:

[(1, 20167991701), (11, 1833453791), (13, 1551383977), (17, 1186352453), (143, 141034907), (149, 135355649), (169, 119337229), (187, 107850223), (221, 91257881), (1639, 12305059), (1859, 10848839), (1937, 10411973), (2431, 8296171), (2533, 7962097), (2873, 7019837), (4283, 4708847), (21307, 946543), (25181, 800921), (27863, 723827), (31603, 638167), (32929, 612469), (47113, 428077), (55679, 362219), (72811, 276991)]