15691481456

素因数分解:

$2^4\times 7^1\times {\mathrm{140102513}}^1$

素因数の和:140102528

約数の個数: 20

約数和(自身を含む): 34745423472

約数和(自身を除く): 19053942016

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 140102513, 280205026, 560410052, 980717591, 1120820104, 1961435182, 2241640208, 3922870364, 7845740728, 15691481456]

約数ペア:

[(1, 15691481456), (2, 7845740728), (4, 3922870364), (7, 2241640208), (8, 1961435182), (14, 1120820104), (16, 980717591), (28, 560410052), (56, 280205026), (112, 140102513)]