19444984

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{3169}}^1$

素因数の和:3247

約数の個数: 32

約数和(自身を含む): 39942000

約数和(自身を除く): 20497016

約数列:

[1, 2, 4, 8, 13, 26, 52, 59, 104, 118, 236, 472, 767, 1534, 3068, 3169, 6136, 6338, 12676, 25352, 41197, 82394, 164788, 186971, 329576, 373942, 747884, 1495768, 2430623, 4861246, 9722492, 19444984]

約数ペア:

[(1, 19444984), (2, 9722492), (4, 4861246), (8, 2430623), (13, 1495768), (26, 747884), (52, 373942), (59, 329576), (104, 186971), (118, 164788), (236, 82394), (472, 41197), (767, 25352), (1534, 12676), (3068, 6338), (3169, 6136)]