20219498872

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{281}}^1\times {\mathrm{209173}}^1$

素因数の和:209503

約数の個数: 32

約数和(自身を含む): 38931464880

約数和(自身を除く): 18711966008

約数列:

[1, 2, 4, 8, 43, 86, 172, 281, 344, 562, 1124, 2248, 12083, 24166, 48332, 96664, 209173, 418346, 836692, 1673384, 8994439, 17988878, 35977756, 58777613, 71955512, 117555226, 235110452, 470220904, 2527437359, 5054874718, 10109749436, 20219498872]

約数ペア:

[(1, 20219498872), (2, 10109749436), (4, 5054874718), (8, 2527437359), (43, 470220904), (86, 235110452), (172, 117555226), (281, 71955512), (344, 58777613), (562, 35977756), (1124, 17988878), (2248, 8994439), (12083, 1673384), (24166, 836692), (48332, 418346), (96664, 209173)]