19807278

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{8443}}^1$

素因数の和:8488

約数の個数: 32

約数和(自身を含む): 43773696

約数和(自身を除く): 23966418

約数列:

[1, 2, 3, 6, 17, 23, 34, 46, 51, 69, 102, 138, 391, 782, 1173, 2346, 8443, 16886, 25329, 50658, 143531, 194189, 287062, 388378, 430593, 582567, 861186, 1165134, 3301213, 6602426, 9903639, 19807278]

約数ペア:

[(1, 19807278), (2, 9903639), (3, 6602426), (6, 3301213), (17, 1165134), (23, 861186), (34, 582567), (46, 430593), (51, 388378), (69, 287062), (102, 194189), (138, 143531), (391, 50658), (782, 25329), (1173, 16886), (2346, 8443)]