209312816

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{4621}}^1$

素因数の和:4797

約数の個数: 40

約数和(自身を含む): 429846000

約数和(自身を除く): 220533184

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 149, 152, 298, 304, 596, 1192, 2384, 2831, 4621, 5662, 9242, 11324, 18484, 22648, 36968, 45296, 73936, 87799, 175598, 351196, 688529, 702392, 1377058, 1404784, 2754116, 5508232, 11016464, 13082051, 26164102, 52328204, 104656408, 209312816]

約数ペア:

[(1, 209312816), (2, 104656408), (4, 52328204), (8, 26164102), (16, 13082051), (19, 11016464), (38, 5508232), (76, 2754116), (149, 1404784), (152, 1377058), (298, 702392), (304, 688529), (596, 351196), (1192, 175598), (2384, 87799), (2831, 73936), (4621, 45296), (5662, 36968), (9242, 22648), (11324, 18484)]