19883212

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{181}}^1\times {\mathrm{947}}^1$

素因数の和:1161

約数の個数: 24

約数和(自身を含む): 36232560

約数和(自身を除く): 16349348

約数列:

[1, 2, 4, 29, 58, 116, 181, 362, 724, 947, 1894, 3788, 5249, 10498, 20996, 27463, 54926, 109852, 171407, 342814, 685628, 4970803, 9941606, 19883212]

約数ペア:

[(1, 19883212), (2, 9941606), (4, 4970803), (29, 685628), (58, 342814), (116, 171407), (181, 109852), (362, 54926), (724, 27463), (947, 20996), (1894, 10498), (3788, 5249)]