20209892

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{349}}^1\times {\mathrm{467}}^1$

素因数の和:851

約数の個数: 24

約数和(自身を含む): 36691200

約数和(自身を除く): 16481308

約数列:

[1, 2, 4, 31, 62, 124, 349, 467, 698, 934, 1396, 1868, 10819, 14477, 21638, 28954, 43276, 57908, 162983, 325966, 651932, 5052473, 10104946, 20209892]

約数ペア:

[(1, 20209892), (2, 10104946), (4, 5052473), (31, 651932), (62, 325966), (124, 162983), (349, 57908), (467, 43276), (698, 28954), (934, 21638), (1396, 14477), (1868, 10819)]