20173631930

素因数分解:

$2^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{181}}^1\times {\mathrm{211}}^1\times {\mathrm{523}}^1$

素因数の和:1023

約数の個数: 64

約数和(自身を含む): 37120277376

約数和(自身を除く): 16946645446

約数列:

[1, 2, 5, 10, 101, 181, 202, 211, 362, 422, 505, 523, 905, 1010, 1046, 1055, 1810, 2110, 2615, 5230, 18281, 21311, 36562, 38191, 42622, 52823, 76382, 91405, 94663, 105646, 106555, 110353, 182810, 189326, 190955, 213110, 220706, 264115, 381910, 473315, 528230, 551765, 946630, 1103530, 3857291, 7714582, 9560963, 11145653, 19121926, 19286455, 19973893, 22291306, 38572910, 39947786, 47804815, 55728265, 95609630, 99869465, 111456530, 199738930, 2017363193, 4034726386, 10086815965, 20173631930]

約数ペア:

[(1, 20173631930), (2, 10086815965), (5, 4034726386), (10, 2017363193), (101, 199738930), (181, 111456530), (202, 99869465), (211, 95609630), (362, 55728265), (422, 47804815), (505, 39947786), (523, 38572910), (905, 22291306), (1010, 19973893), (1046, 19286455), (1055, 19121926), (1810, 11145653), (2110, 9560963), (2615, 7714582), (5230, 3857291), (18281, 1103530), (21311, 946630), (36562, 551765), (38191, 528230), (42622, 473315), (52823, 381910), (76382, 264115), (91405, 220706), (94663, 213110), (105646, 190955), (106555, 189326), (110353, 182810)]