20659210

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{14447}}^1$

素因数の和:14478

約数の個数: 32

約数和(自身を含む): 43690752

約数和(自身を除く): 23031542

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 14447, 28894, 72235, 144470, 158917, 187811, 317834, 375622, 794585, 939055, 1589170, 1878110, 2065921, 4131842, 10329605, 20659210]

約数ペア:

[(1, 20659210), (2, 10329605), (5, 4131842), (10, 2065921), (11, 1878110), (13, 1589170), (22, 939055), (26, 794585), (55, 375622), (65, 317834), (110, 187811), (130, 158917), (143, 144470), (286, 72235), (715, 28894), (1430, 14447)]