19763876

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{503}}^1$

素因数の和:584

約数の個数: 48

約数和(自身を含む): 40642560

約数和(自身を除く): 20878684

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 47, 76, 94, 188, 209, 418, 503, 517, 836, 893, 1006, 1034, 1786, 2012, 2068, 3572, 5533, 9557, 9823, 11066, 19114, 19646, 22132, 23641, 38228, 39292, 47282, 94564, 105127, 210254, 260051, 420508, 449179, 520102, 898358, 1040204, 1796716, 4940969, 9881938, 19763876]

約数ペア:

[(1, 19763876), (2, 9881938), (4, 4940969), (11, 1796716), (19, 1040204), (22, 898358), (38, 520102), (44, 449179), (47, 420508), (76, 260051), (94, 210254), (188, 105127), (209, 94564), (418, 47282), (503, 39292), (517, 38228), (836, 23641), (893, 22132), (1006, 19646), (1034, 19114), (1786, 11066), (2012, 9823), (2068, 9557), (3572, 5533)]