18636501141

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{255361}}^1$

素因数の和:255443

約数の個数: 40

約数和(自身を含む): 30033635544

約数和(自身を除く): 11397134403

約数列:

[1, 3, 9, 17, 27, 51, 53, 81, 153, 159, 459, 477, 901, 1377, 1431, 2703, 4293, 8109, 24327, 72981, 255361, 766083, 2298249, 4341137, 6894747, 13023411, 13534133, 20684241, 39070233, 40602399, 117210699, 121807197, 230080261, 351632097, 365421591, 690240783, 1096264773, 2070722349, 6212167047, 18636501141]

約数ペア:

[(1, 18636501141), (3, 6212167047), (9, 2070722349), (17, 1096264773), (27, 690240783), (51, 365421591), (53, 351632097), (81, 230080261), (153, 121807197), (159, 117210699), (459, 40602399), (477, 39070233), (901, 20684241), (1377, 13534133), (1431, 13023411), (2703, 6894747), (4293, 4341137), (8109, 2298249), (24327, 766083), (72981, 255361)]