81193712

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{163697}}^1$

素因数の和:163736

約数の個数: 20

約数和(自身を含む): 162388416

約数和(自身を除く): 81194704

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 163697, 327394, 654788, 1309576, 2619152, 5074607, 10149214, 20298428, 40596856, 81193712]

約数ペア:

[(1, 81193712), (2, 40596856), (4, 20298428), (8, 10149214), (16, 5074607), (31, 2619152), (62, 1309576), (124, 654788), (248, 327394), (496, 163697)]