38721528

素因数分解:

$2^3\times 3^2\times {\mathrm{641}}^1\times {\mathrm{839}}^1$

素因数の和:1492

約数の個数: 48

約数和(自身を含む): 105159600

約数和(自身を除く): 66438072

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 641, 839, 1282, 1678, 1923, 2517, 2564, 3356, 3846, 5034, 5128, 5769, 6712, 7551, 7692, 10068, 11538, 15102, 15384, 20136, 23076, 30204, 46152, 60408, 537799, 1075598, 1613397, 2151196, 3226794, 4302392, 4840191, 6453588, 9680382, 12907176, 19360764, 38721528]

約数ペア:

[(1, 38721528), (2, 19360764), (3, 12907176), (4, 9680382), (6, 6453588), (8, 4840191), (9, 4302392), (12, 3226794), (18, 2151196), (24, 1613397), (36, 1075598), (72, 537799), (641, 60408), (839, 46152), (1282, 30204), (1678, 23076), (1923, 20136), (2517, 15384), (2564, 15102), (3356, 11538), (3846, 10068), (5034, 7692), (5128, 7551), (5769, 6712)]