19499259568

素因数分解:

$2^4\times {\mathrm{37159}}^1\times {\mathrm{32797}}^1$

素因数の和:69964

約数の個数: 20

約数和(自身を含む): 37781984080

約数和(自身を除く): 18282724512

約数列:

[1, 2, 4, 8, 16, 32797, 37159, 65594, 74318, 131188, 148636, 262376, 297272, 524752, 594544, 1218703723, 2437407446, 4874814892, 9749629784, 19499259568]

約数ペア:

[(1, 19499259568), (2, 9749629784), (4, 4874814892), (8, 2437407446), (16, 1218703723), (32797, 594544), (37159, 524752), (65594, 297272), (74318, 262376), (131188, 148636)]