197846288

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{138937}}^1$

素因数の和:139034

約数の個数: 20

約数和(自身を含む): 387637020

約数和(自身を除く): 189790732

約数列:

[1, 2, 4, 8, 16, 89, 178, 356, 712, 1424, 138937, 277874, 555748, 1111496, 2222992, 12365393, 24730786, 49461572, 98923144, 197846288]

約数ペア:

[(1, 197846288), (2, 98923144), (4, 49461572), (8, 24730786), (16, 12365393), (89, 2222992), (178, 1111496), (356, 555748), (712, 277874), (1424, 138937)]