17986892

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{5309}}^1$

素因数の和:5342

約数の個数: 36

約数和(自身を含む): 39548880

約数和(自身を除く): 21561988

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 121, 154, 242, 308, 484, 847, 1694, 3388, 5309, 10618, 21236, 37163, 58399, 74326, 116798, 148652, 233596, 408793, 642389, 817586, 1284778, 1635172, 2569556, 4496723, 8993446, 17986892]

約数ペア:

[(1, 17986892), (2, 8993446), (4, 4496723), (7, 2569556), (11, 1635172), (14, 1284778), (22, 817586), (28, 642389), (44, 408793), (77, 233596), (121, 148652), (154, 116798), (242, 74326), (308, 58399), (484, 37163), (847, 21236), (1694, 10618), (3388, 5309)]