20512692068

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{3187}}^1\times {\mathrm{7699}}^1$

素因数の和:10920

約数の個数: 48

約数和(自身を含む): 41239968000

約数和(自身を除く): 20727275932

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 209, 418, 836, 3187, 6374, 7699, 12748, 15398, 30796, 35057, 60553, 70114, 84689, 121106, 140228, 146281, 169378, 242212, 292562, 338756, 585124, 666083, 1332166, 1609091, 2664332, 3218182, 6436364, 24536713, 49073426, 98146852, 269903843, 466197547, 539807686, 932395094, 1079615372, 1864790188, 5128173017, 10256346034, 20512692068]

約数ペア:

[(1, 20512692068), (2, 10256346034), (4, 5128173017), (11, 1864790188), (19, 1079615372), (22, 932395094), (38, 539807686), (44, 466197547), (76, 269903843), (209, 98146852), (418, 49073426), (836, 24536713), (3187, 6436364), (6374, 3218182), (7699, 2664332), (12748, 1609091), (15398, 1332166), (30796, 666083), (35057, 585124), (60553, 338756), (70114, 292562), (84689, 242212), (121106, 169378), (140228, 146281)]