19964164

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{12263}}^1$

素因数の和:12315

約数の個数: 24

約数和(自身を含む): 39146688

約数和(自身を除く): 19182524

約数列:

[1, 2, 4, 11, 22, 37, 44, 74, 148, 407, 814, 1628, 12263, 24526, 49052, 134893, 269786, 453731, 539572, 907462, 1814924, 4991041, 9982082, 19964164]

約数ペア:

[(1, 19964164), (2, 9982082), (4, 4991041), (11, 1814924), (22, 907462), (37, 539572), (44, 453731), (74, 269786), (148, 134893), (407, 49052), (814, 24526), (1628, 12263)]