20189671624

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{132826787}}^1$

素因数の和:132826812

約数の個数: 16

約数和(自身を含む): 39848036400

約数和(自身を除く): 19658364776

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 132826787, 265653574, 531307148, 1062614296, 2523708953, 5047417906, 10094835812, 20189671624]

約数ペア:

[(1, 20189671624), (2, 10094835812), (4, 5047417906), (8, 2523708953), (19, 1062614296), (38, 531307148), (76, 265653574), (152, 132826787)]