20850848

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{21019}}^1$

素因数の和:21060

約数の個数: 24

約数和(自身を含む): 42376320

約数和(自身を除く): 21525472

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 124, 248, 496, 992, 21019, 42038, 84076, 168152, 336304, 651589, 672608, 1303178, 2606356, 5212712, 10425424, 20850848]

約数ペア:

[(1, 20850848), (2, 10425424), (4, 5212712), (8, 2606356), (16, 1303178), (31, 672608), (32, 651589), (62, 336304), (124, 168152), (248, 84076), (496, 42038), (992, 21019)]