20271488

素因数分解:

$2^7\times {\mathrm{158371}}^1$

素因数の和:158385

約数の個数: 16

約数和(自身を含む): 40384860

約数和(自身を除く): 20113372

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 158371, 316742, 633484, 1266968, 2533936, 5067872, 10135744, 20271488]

約数ペア:

[(1, 20271488), (2, 10135744), (4, 5067872), (8, 2533936), (16, 1266968), (32, 633484), (64, 316742), (128, 158371)]