15639338

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{367}}^1$

素因数の和:542

約数の個数: 32

約数和(自身を含む): 27820800

約数和(自身を除く): 12181462

約数列:

[1, 2, 11, 13, 22, 26, 143, 149, 286, 298, 367, 734, 1639, 1937, 3278, 3874, 4037, 4771, 8074, 9542, 21307, 42614, 52481, 54683, 104962, 109366, 601513, 710879, 1203026, 1421758, 7819669, 15639338]

約数ペア:

[(1, 15639338), (2, 7819669), (11, 1421758), (13, 1203026), (22, 710879), (26, 601513), (143, 109366), (149, 104962), (286, 54683), (298, 52481), (367, 42614), (734, 21307), (1639, 9542), (1937, 8074), (3278, 4771), (3874, 4037)]