219772

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{167}}^1$

素因数の和:225

約数の個数: 24

約数和(自身を含む): 451584

約数和(自身を除く): 231812

約数列:

[1, 2, 4, 7, 14, 28, 47, 94, 167, 188, 329, 334, 658, 668, 1169, 1316, 2338, 4676, 7849, 15698, 31396, 54943, 109886, 219772]

約数ペア:

[(1, 219772), (2, 109886), (4, 54943), (7, 31396), (14, 15698), (28, 7849), (47, 4676), (94, 2338), (167, 1316), (188, 1169), (329, 668), (334, 658)]