19938682768

素因数分解:

$2^4\times {\mathrm{6301}}^1\times {\mathrm{197773}}^1$

素因数の和:204082

約数の個数: 20

約数和(自身を含む): 38637524188

約数和(自身を除く): 18698841420

約数列:

[1, 2, 4, 8, 16, 6301, 12602, 25204, 50408, 100816, 197773, 395546, 791092, 1582184, 3164368, 1246167673, 2492335346, 4984670692, 9969341384, 19938682768]

約数ペア:

[(1, 19938682768), (2, 9969341384), (4, 4984670692), (8, 2492335346), (16, 1246167673), (6301, 3164368), (12602, 1582184), (25204, 791092), (50408, 395546), (100816, 197773)]