209905636

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{113}}^1\times {\mathrm{331}}^1$

素因数の和:532

約数の個数: 48

約数和(自身を含む): 394224768

約数和(自身を除く): 184319132

約数列:

[1, 2, 4, 23, 46, 61, 92, 113, 122, 226, 244, 331, 452, 662, 1324, 1403, 2599, 2806, 5198, 5612, 6893, 7613, 10396, 13786, 15226, 20191, 27572, 30452, 37403, 40382, 74806, 80764, 149612, 158539, 317078, 464393, 634156, 860269, 928786, 1720538, 1857572, 2281583, 3441076, 4563166, 9126332, 52476409, 104952818, 209905636]

約数ペア:

[(1, 209905636), (2, 104952818), (4, 52476409), (23, 9126332), (46, 4563166), (61, 3441076), (92, 2281583), (113, 1857572), (122, 1720538), (226, 928786), (244, 860269), (331, 634156), (452, 464393), (662, 317078), (1324, 158539), (1403, 149612), (2599, 80764), (2806, 74806), (5198, 40382), (5612, 37403), (6893, 30452), (7613, 27572), (10396, 20191), (13786, 15226)]