20956342

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{409}}^1$

素因数の和:576

約数の個数: 32

約数和(自身を含む): 36663840

約数和(自身を除く): 15707498

約数列:

[1, 2, 11, 17, 22, 34, 137, 187, 274, 374, 409, 818, 1507, 2329, 3014, 4499, 4658, 6953, 8998, 13906, 25619, 51238, 56033, 76483, 112066, 152966, 616363, 952561, 1232726, 1905122, 10478171, 20956342]

約数ペア:

[(1, 20956342), (2, 10478171), (11, 1905122), (17, 1232726), (22, 952561), (34, 616363), (137, 152966), (187, 112066), (274, 76483), (374, 56033), (409, 51238), (818, 25619), (1507, 13906), (2329, 8998), (3014, 6953), (4499, 4658)]