19295728

素因数分解:

$2^4\times {\mathrm{173}}^1\times {\mathrm{6971}}^1$

素因数の和:7152

約数の個数: 20

約数和(自身を含む): 37606968

約数和(自身を除く): 18311240

約数列:

[1, 2, 4, 8, 16, 173, 346, 692, 1384, 2768, 6971, 13942, 27884, 55768, 111536, 1205983, 2411966, 4823932, 9647864, 19295728]

約数ペア:

[(1, 19295728), (2, 9647864), (4, 4823932), (8, 2411966), (16, 1205983), (173, 111536), (346, 55768), (692, 27884), (1384, 13942), (2768, 6971)]