19843736

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{3089}}^1$

素因数の和:3179

約数の個数: 32

約数和(自身を含む): 41158800

約数和(自身を除く): 21315064

約数列:

[1, 2, 4, 8, 11, 22, 44, 73, 88, 146, 292, 584, 803, 1606, 3089, 3212, 6178, 6424, 12356, 24712, 33979, 67958, 135916, 225497, 271832, 450994, 901988, 1803976, 2480467, 4960934, 9921868, 19843736]

約数ペア:

[(1, 19843736), (2, 9921868), (4, 4960934), (8, 2480467), (11, 1803976), (22, 901988), (44, 450994), (73, 271832), (88, 225497), (146, 135916), (292, 67958), (584, 33979), (803, 24712), (1606, 12356), (3089, 6424), (3212, 6178)]