20123202533744

素因数分解:

$2^4\times {\mathrm{5351}}^1\times {\mathrm{235040209}}^1$

素因数の和:235045568

約数の個数: 20

約数和(自身を含む): 38995991321520

約数和(自身を除く): 18872788787776

約数列:

[1, 2, 4, 8, 16, 5351, 10702, 21404, 42808, 85616, 235040209, 470080418, 940160836, 1880321672, 3760643344, 1257700158359, 2515400316718, 5030800633436, 10061601266872, 20123202533744]

約数ペア:

[(1, 20123202533744), (2, 10061601266872), (4, 5030800633436), (8, 2515400316718), (16, 1257700158359), (5351, 3760643344), (10702, 1880321672), (21404, 940160836), (42808, 470080418), (85616, 235040209)]