163932380

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{389}}^1\times {\mathrm{1109}}^1$

素因数の和:1526

約数の個数: 48

約数和(自身を含む): 363636000

約数和(自身を除く): 199703620

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 389, 778, 1109, 1556, 1945, 2218, 3890, 4436, 5545, 7391, 7780, 11090, 14782, 21071, 22180, 29564, 36955, 42142, 73910, 84284, 105355, 147820, 210710, 421420, 431401, 862802, 1725604, 2157005, 4314010, 8196619, 8628020, 16393238, 32786476, 40983095, 81966190, 163932380]

約数ペア:

[(1, 163932380), (2, 81966190), (4, 40983095), (5, 32786476), (10, 16393238), (19, 8628020), (20, 8196619), (38, 4314010), (76, 2157005), (95, 1725604), (190, 862802), (380, 431401), (389, 421420), (778, 210710), (1109, 147820), (1556, 105355), (1945, 84284), (2218, 73910), (3890, 42142), (4436, 36955), (5545, 29564), (7391, 22180), (7780, 21071), (11090, 14782)]