20562826

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{229}}^1$

素因数の和:406

約数の個数: 32

約数和(自身を含む): 34776000

約数和(自身を除く): 14213174

約数列:

[1, 2, 17, 19, 34, 38, 139, 229, 278, 323, 458, 646, 2363, 2641, 3893, 4351, 4726, 5282, 7786, 8702, 31831, 44897, 63662, 73967, 89794, 147934, 541127, 604789, 1082254, 1209578, 10281413, 20562826]

約数ペア:

[(1, 20562826), (2, 10281413), (17, 1209578), (19, 1082254), (34, 604789), (38, 541127), (139, 147934), (229, 89794), (278, 73967), (323, 63662), (458, 44897), (646, 31831), (2363, 8702), (2641, 7786), (3893, 5282), (4351, 4726)]