20111885079

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{971}}^1\times {\mathrm{48281}}^1$

素因数の和:49279

約数の個数: 32

約数和(自身を含む): 31537029888

約数和(自身を除く): 11425144809

約数列:

[1, 3, 11, 13, 33, 39, 143, 429, 971, 2913, 10681, 12623, 32043, 37869, 48281, 138853, 144843, 416559, 531091, 627653, 1593273, 1882959, 6904183, 20712549, 46880851, 140642553, 515689361, 609451063, 1547068083, 1828353189, 6703961693, 20111885079]

約数ペア:

[(1, 20111885079), (3, 6703961693), (11, 1828353189), (13, 1547068083), (33, 609451063), (39, 515689361), (143, 140642553), (429, 46880851), (971, 20712549), (2913, 6904183), (10681, 1882959), (12623, 1593273), (32043, 627653), (37869, 531091), (48281, 416559), (138853, 144843)]