16980744

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{491}}^1$

素因数の和:642

約数の個数: 64

約数和(自身を含む): 46759680

約数和(自身を除く): 29778936

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 131, 132, 262, 264, 393, 491, 524, 786, 982, 1048, 1441, 1473, 1572, 1964, 2882, 2946, 3144, 3928, 4323, 5401, 5764, 5892, 8646, 10802, 11528, 11784, 16203, 17292, 21604, 32406, 34584, 43208, 64321, 64812, 128642, 129624, 192963, 257284, 385926, 514568, 707531, 771852, 1415062, 1543704, 2122593, 2830124, 4245186, 5660248, 8490372, 16980744]

約数ペア:

[(1, 16980744), (2, 8490372), (3, 5660248), (4, 4245186), (6, 2830124), (8, 2122593), (11, 1543704), (12, 1415062), (22, 771852), (24, 707531), (33, 514568), (44, 385926), (66, 257284), (88, 192963), (131, 129624), (132, 128642), (262, 64812), (264, 64321), (393, 43208), (491, 34584), (524, 32406), (786, 21604), (982, 17292), (1048, 16203), (1441, 11784), (1473, 11528), (1572, 10802), (1964, 8646), (2882, 5892), (2946, 5764), (3144, 5401), (3928, 4323)]