81850192

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{222419}}^1$

素因数の和:222450

約数の個数: 20

約数和(自身を含む): 165480480

約数和(自身を除く): 83630288

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 222419, 444838, 889676, 1779352, 3558704, 5115637, 10231274, 20462548, 40925096, 81850192]

約数ペア:

[(1, 81850192), (2, 40925096), (4, 20462548), (8, 10231274), (16, 5115637), (23, 3558704), (46, 1779352), (92, 889676), (184, 444838), (368, 222419)]