18979796004

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{3924689}}^1$

素因数の和:3924740

約数の個数: 48

約数和(自身を含む): 49231311360

約数和(自身を除く): 30251515356

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 31, 39, 52, 62, 78, 93, 124, 156, 186, 372, 403, 806, 1209, 1612, 2418, 4836, 3924689, 7849378, 11774067, 15698756, 23548134, 47096268, 51020957, 102041914, 121665359, 153062871, 204083828, 243330718, 306125742, 364996077, 486661436, 612251484, 729992154, 1459984308, 1581649667, 3163299334, 4744949001, 6326598668, 9489898002, 18979796004]

約数ペア:

[(1, 18979796004), (2, 9489898002), (3, 6326598668), (4, 4744949001), (6, 3163299334), (12, 1581649667), (13, 1459984308), (26, 729992154), (31, 612251484), (39, 486661436), (52, 364996077), (62, 306125742), (78, 243330718), (93, 204083828), (124, 153062871), (156, 121665359), (186, 102041914), (372, 51020957), (403, 47096268), (806, 23548134), (1209, 15698756), (1612, 11774067), (2418, 7849378), (4836, 3924689)]