18723258788

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1259}}^1\times {\mathrm{16823}}^1$

素因数の和:18116

約数の個数: 48

約数和(自身を含む): 37393695360

約数和(自身を除く): 18670436572

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 221, 442, 884, 1259, 2518, 5036, 16367, 16823, 21403, 32734, 33646, 42806, 65468, 67292, 85612, 218699, 278239, 285991, 437398, 556478, 571982, 874796, 1112956, 1143964, 3717883, 7435766, 14871532, 21180157, 42360314, 84720628, 275342041, 360062669, 550684082, 720125338, 1101368164, 1440250676, 4680814697, 9361629394, 18723258788]

約数ペア:

[(1, 18723258788), (2, 9361629394), (4, 4680814697), (13, 1440250676), (17, 1101368164), (26, 720125338), (34, 550684082), (52, 360062669), (68, 275342041), (221, 84720628), (442, 42360314), (884, 21180157), (1259, 14871532), (2518, 7435766), (5036, 3717883), (16367, 1143964), (16823, 1112956), (21403, 874796), (32734, 571982), (33646, 556478), (42806, 437398), (65468, 285991), (67292, 278239), (85612, 218699)]