20896366864

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{3581}}^1\times {\mathrm{9857}}^1$

素因数の和:13483

約数の個数: 40

約数和(自身を含む): 41596777368

約数和(自身を除く): 20700410504

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 296, 592, 3581, 7162, 9857, 14324, 19714, 28648, 39428, 57296, 78856, 132497, 157712, 264994, 364709, 529988, 729418, 1059976, 1458836, 2119952, 2917672, 5835344, 35297917, 70595834, 141191668, 282383336, 564766672, 1306022929, 2612045858, 5224091716, 10448183432, 20896366864]

約数ペア:

[(1, 20896366864), (2, 10448183432), (4, 5224091716), (8, 2612045858), (16, 1306022929), (37, 564766672), (74, 282383336), (148, 141191668), (296, 70595834), (592, 35297917), (3581, 5835344), (7162, 2917672), (9857, 2119952), (14324, 1458836), (19714, 1059976), (28648, 729418), (39428, 529988), (57296, 364709), (78856, 264994), (132497, 157712)]