20012032

素因数分解:

$2^{10}\times {\mathrm{19543}}^1$

素因数の和:19563

約数の個数: 22

約数和(自身を含む): 40006568

約数和(自身を除く): 19994536

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 19543, 39086, 78172, 156344, 312688, 625376, 1250752, 2501504, 5003008, 10006016, 20012032]

約数ペア:

[(1, 20012032), (2, 10006016), (4, 5003008), (8, 2501504), (16, 1250752), (32, 625376), (64, 312688), (128, 156344), (256, 78172), (512, 39086), (1024, 19543)]