2019901197830

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{4861}}^1\times {\mathrm{21767}}^1$

素因数の和:26741

約数の個数: 64

約数和(自身を含む): 3840577348608

約数和(自身を除く): 1820676150778

約数列:

[1, 2, 5, 10, 23, 46, 83, 115, 166, 230, 415, 830, 1909, 3818, 4861, 9545, 9722, 19090, 21767, 24305, 43534, 48610, 108835, 111803, 217670, 223606, 403463, 500641, 559015, 806926, 1001282, 1118030, 1806661, 2017315, 2503205, 3613322, 4034630, 5006410, 9033305, 9279649, 18066610, 18559298, 41553203, 46398245, 83106406, 92796490, 105809387, 207766015, 211618774, 415532030, 529046935, 1058093870, 2433615901, 4867231802, 8782179121, 12168079505, 17564358242, 24336159010, 43910895605, 87821791210, 201990119783, 403980239566, 1009950598915, 2019901197830]

約数ペア:

[(1, 2019901197830), (2, 1009950598915), (5, 403980239566), (10, 201990119783), (23, 87821791210), (46, 43910895605), (83, 24336159010), (115, 17564358242), (166, 12168079505), (230, 8782179121), (415, 4867231802), (830, 2433615901), (1909, 1058093870), (3818, 529046935), (4861, 415532030), (9545, 211618774), (9722, 207766015), (19090, 105809387), (21767, 92796490), (24305, 83106406), (43534, 46398245), (48610, 41553203), (108835, 18559298), (111803, 18066610), (217670, 9279649), (223606, 9033305), (403463, 5006410), (500641, 4034630), (559015, 3613322), (806926, 2503205), (1001282, 2017315), (1118030, 1806661)]