19523716

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1$

素因数の和:244

約数の個数: 48

約数和(自身を含む): 37920960

約数和(自身を除く): 18397244

約数列:

[1, 2, 4, 19, 37, 38, 53, 74, 76, 106, 131, 148, 212, 262, 524, 703, 1007, 1406, 1961, 2014, 2489, 2812, 3922, 4028, 4847, 4978, 6943, 7844, 9694, 9956, 13886, 19388, 27772, 37259, 74518, 92093, 131917, 149036, 184186, 256891, 263834, 368372, 513782, 527668, 1027564, 4880929, 9761858, 19523716]

約数ペア:

[(1, 19523716), (2, 9761858), (4, 4880929), (19, 1027564), (37, 527668), (38, 513782), (53, 368372), (74, 263834), (76, 256891), (106, 184186), (131, 149036), (148, 131917), (212, 92093), (262, 74518), (524, 37259), (703, 27772), (1007, 19388), (1406, 13886), (1961, 9956), (2014, 9694), (2489, 7844), (2812, 6943), (3922, 4978), (4028, 4847)]