20944646

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{197}}^1$

素因数の和:328

約数の個数: 32

約数和(自身を含む): 34642080

約数和(自身を除く): 13697434

約数列:

[1, 2, 17, 34, 53, 59, 106, 118, 197, 394, 901, 1003, 1802, 2006, 3127, 3349, 6254, 6698, 10441, 11623, 20882, 23246, 53159, 106318, 177497, 197591, 354994, 395182, 616019, 1232038, 10472323, 20944646]

約数ペア:

[(1, 20944646), (2, 10472323), (17, 1232038), (34, 616019), (53, 395182), (59, 354994), (106, 197591), (118, 177497), (197, 106318), (394, 53159), (901, 23246), (1003, 20882), (1802, 11623), (2006, 10441), (3127, 6698), (3349, 6254)]