19637306

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{149}}^1$

素因数の和:338

約数の個数: 32

約数和(自身を含む): 33037200

約数和(自身を除く): 13399894

約数列:

[1, 2, 13, 26, 37, 74, 137, 149, 274, 298, 481, 962, 1781, 1937, 3562, 3874, 5069, 5513, 10138, 11026, 20413, 40826, 65897, 71669, 131794, 143338, 265369, 530738, 755281, 1510562, 9818653, 19637306]

約数ペア:

[(1, 19637306), (2, 9818653), (13, 1510562), (26, 755281), (37, 530738), (74, 265369), (137, 143338), (149, 131794), (274, 71669), (298, 65897), (481, 40826), (962, 20413), (1781, 11026), (1937, 10138), (3562, 5513), (3874, 5069)]