19979046

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{599}}^1$

素因数の和:733

約数の個数: 48

約数和(自身を含む): 46332000

約数和(自身を除く): 26352954

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 51, 102, 109, 153, 218, 306, 327, 599, 654, 981, 1198, 1797, 1853, 1962, 3594, 3706, 5391, 5559, 10183, 10782, 11118, 16677, 20366, 30549, 33354, 61098, 65291, 91647, 130582, 183294, 195873, 391746, 587619, 1109947, 1175238, 2219894, 3329841, 6659682, 9989523, 19979046]

約数ペア:

[(1, 19979046), (2, 9989523), (3, 6659682), (6, 3329841), (9, 2219894), (17, 1175238), (18, 1109947), (34, 587619), (51, 391746), (102, 195873), (109, 183294), (153, 130582), (218, 91647), (306, 65291), (327, 61098), (599, 33354), (654, 30549), (981, 20366), (1198, 16677), (1797, 11118), (1853, 10782), (1962, 10183), (3594, 5559), (3706, 5391)]