19936699772

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{174071}}^1$

素因数の和:174242

約数の個数: 48

約数和(自身を含む): 40356852480

約数和(自身を除く): 20420152708

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 137, 209, 274, 418, 548, 836, 1507, 2603, 3014, 5206, 6028, 10412, 28633, 57266, 114532, 174071, 348142, 696284, 1914781, 3307349, 3829562, 6614698, 7659124, 13229396, 23847727, 36380839, 47695454, 72761678, 95390908, 145523356, 262324997, 453106813, 524649994, 906213626, 1049299988, 1812427252, 4984174943, 9968349886, 19936699772]

約数ペア:

[(1, 19936699772), (2, 9968349886), (4, 4984174943), (11, 1812427252), (19, 1049299988), (22, 906213626), (38, 524649994), (44, 453106813), (76, 262324997), (137, 145523356), (209, 95390908), (274, 72761678), (418, 47695454), (548, 36380839), (836, 23847727), (1507, 13229396), (2603, 7659124), (3014, 6614698), (5206, 3829562), (6028, 3307349), (10412, 1914781), (28633, 696284), (57266, 348142), (114532, 174071)]