81826918

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{613}}^1\times {\mathrm{2153}}^1$

素因数の和:2799

約数の個数: 16

約数和(自身を含む): 126965376

約数和(自身を除く): 45138458

約数列:

[1, 2, 31, 62, 613, 1226, 2153, 4306, 19003, 38006, 66743, 133486, 1319789, 2639578, 40913459, 81826918]

約数ペア:

[(1, 81826918), (2, 40913459), (31, 2639578), (62, 1319789), (613, 133486), (1226, 66743), (2153, 38006), (4306, 19003)]