20138586

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^2\times {\mathrm{307}}^1$

素因数の和:383

約数の個数: 48

約数和(自身を含む): 45069024

約数和(自身を除く): 24930438

約数列:

[1, 2, 3, 6, 13, 26, 29, 39, 58, 78, 87, 174, 307, 377, 614, 754, 841, 921, 1131, 1682, 1842, 2262, 2523, 3991, 5046, 7982, 8903, 10933, 11973, 17806, 21866, 23946, 26709, 32799, 53418, 65598, 115739, 231478, 258187, 347217, 516374, 694434, 774561, 1549122, 3356431, 6712862, 10069293, 20138586]

約数ペア:

[(1, 20138586), (2, 10069293), (3, 6712862), (6, 3356431), (13, 1549122), (26, 774561), (29, 694434), (39, 516374), (58, 347217), (78, 258187), (87, 231478), (174, 115739), (307, 65598), (377, 53418), (614, 32799), (754, 26709), (841, 23946), (921, 21866), (1131, 17806), (1682, 11973), (1842, 10933), (2262, 8903), (2523, 7982), (3991, 5046)]