20512594664

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{11549}}^1$

素因数の和:11738

約数の個数: 64

約数和(自身を含む): 40415760000

約数和(自身を除く): 19903165336

約数列:

[1, 2, 4, 8, 53, 59, 71, 106, 118, 142, 212, 236, 284, 424, 472, 568, 3127, 3763, 4189, 6254, 7526, 8378, 11549, 12508, 15052, 16756, 23098, 25016, 30104, 33512, 46196, 92392, 222017, 444034, 612097, 681391, 819979, 888068, 1224194, 1362782, 1639958, 1776136, 2448388, 2725564, 3279916, 4896776, 5451128, 6559832, 36113723, 43458887, 48378761, 72227446, 86917774, 96757522, 144454892, 173835548, 193515044, 288909784, 347671096, 387030088, 2564074333, 5128148666, 10256297332, 20512594664]

約数ペア:

[(1, 20512594664), (2, 10256297332), (4, 5128148666), (8, 2564074333), (53, 387030088), (59, 347671096), (71, 288909784), (106, 193515044), (118, 173835548), (142, 144454892), (212, 96757522), (236, 86917774), (284, 72227446), (424, 48378761), (472, 43458887), (568, 36113723), (3127, 6559832), (3763, 5451128), (4189, 4896776), (6254, 3279916), (7526, 2725564), (8378, 2448388), (11549, 1776136), (12508, 1639958), (15052, 1362782), (16756, 1224194), (23098, 888068), (25016, 819979), (30104, 681391), (33512, 612097), (46196, 444034), (92392, 222017)]