20020992004

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{612113}}^1$

素因数の和:612184

約数の個数: 48

約数和(自身を含む): 41031225648

約数和(自身を除く): 21010233644

約数列:

[1, 2, 4, 13, 17, 26, 34, 37, 52, 68, 74, 148, 221, 442, 481, 629, 884, 962, 1258, 1924, 2516, 8177, 16354, 32708, 612113, 1224226, 2448452, 7957469, 10405921, 15914938, 20811842, 22648181, 31829876, 41623684, 45296362, 90592724, 135276973, 270553946, 294426353, 385019077, 541107892, 588852706, 770038154, 1177705412, 1540076308, 5005248001, 10010496002, 20020992004]

約数ペア:

[(1, 20020992004), (2, 10010496002), (4, 5005248001), (13, 1540076308), (17, 1177705412), (26, 770038154), (34, 588852706), (37, 541107892), (52, 385019077), (68, 294426353), (74, 270553946), (148, 135276973), (221, 90592724), (442, 45296362), (481, 41623684), (629, 31829876), (884, 22648181), (962, 20811842), (1258, 15914938), (1924, 10405921), (2516, 7957469), (8177, 2448452), (16354, 1224226), (32708, 612113)]