1900991246

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{81749}}^1$

素因数の和:81920

約数の個数: 32

約数和(自身を含む): 3578688000

約数和(自身を除く): 1677696754

約数列:

[1, 2, 7, 11, 14, 22, 77, 151, 154, 302, 1057, 1661, 2114, 3322, 11627, 23254, 81749, 163498, 572243, 899239, 1144486, 1798478, 6294673, 12344099, 12589346, 24688198, 86408693, 135785089, 172817386, 271570178, 950495623, 1900991246]

約数ペア:

[(1, 1900991246), (2, 950495623), (7, 271570178), (11, 172817386), (14, 135785089), (22, 86408693), (77, 24688198), (151, 12589346), (154, 12344099), (302, 6294673), (1057, 1798478), (1661, 1144486), (2114, 899239), (3322, 572243), (11627, 163498), (23254, 81749)]