20843632

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{76631}}^1$

素因数の和:76656

約数の個数: 20

約数和(自身を含む): 42760656

約数和(自身を除く): 21917024

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 76631, 153262, 306524, 613048, 1226096, 1302727, 2605454, 5210908, 10421816, 20843632]

約数ペア:

[(1, 20843632), (2, 10421816), (4, 5210908), (8, 2605454), (16, 1302727), (17, 1226096), (34, 613048), (68, 306524), (136, 153262), (272, 76631)]