19588420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{3389}}^1$

素因数の和:3432

約数の個数: 36

約数和(自身を含む): 43710660

約数和(自身を除く): 24122240

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 289, 340, 578, 1156, 1445, 2890, 3389, 5780, 6778, 13556, 16945, 33890, 57613, 67780, 115226, 230452, 288065, 576130, 979421, 1152260, 1958842, 3917684, 4897105, 9794210, 19588420]

約数ペア:

[(1, 19588420), (2, 9794210), (4, 4897105), (5, 3917684), (10, 1958842), (17, 1152260), (20, 979421), (34, 576130), (68, 288065), (85, 230452), (170, 115226), (289, 67780), (340, 57613), (578, 33890), (1156, 16945), (1445, 13556), (2890, 6778), (3389, 5780)]