20214832

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{331}}^1\times {\mathrm{347}}^1$

素因数の和:697

約数の個数: 40

約数和(自身を含む): 42979392

約数和(自身を除く): 22764560

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 331, 347, 662, 694, 1324, 1388, 2648, 2776, 3641, 3817, 5296, 5552, 7282, 7634, 14564, 15268, 29128, 30536, 58256, 61072, 114857, 229714, 459428, 918856, 1263427, 1837712, 2526854, 5053708, 10107416, 20214832]

約数ペア:

[(1, 20214832), (2, 10107416), (4, 5053708), (8, 2526854), (11, 1837712), (16, 1263427), (22, 918856), (44, 459428), (88, 229714), (176, 114857), (331, 61072), (347, 58256), (662, 30536), (694, 29128), (1324, 15268), (1388, 14564), (2648, 7634), (2776, 7282), (3641, 5552), (3817, 5296)]