19968156774

素因数分解:

$2^1\times 3^4\times {\mathrm{41}}^1\times {\mathrm{3006347}}^1$

素因数の和:3006402

約数の個数: 40

約数和(自身を含む): 45834781608

約数和(自身を除く): 25866624834

約数列:

[1, 2, 3, 6, 9, 18, 27, 41, 54, 81, 82, 123, 162, 246, 369, 738, 1107, 2214, 3321, 6642, 3006347, 6012694, 9019041, 18038082, 27057123, 54114246, 81171369, 123260227, 162342738, 243514107, 246520454, 369780681, 487028214, 739561362, 1109342043, 2218684086, 3328026129, 6656052258, 9984078387, 19968156774]

約数ペア:

[(1, 19968156774), (2, 9984078387), (3, 6656052258), (6, 3328026129), (9, 2218684086), (18, 1109342043), (27, 739561362), (41, 487028214), (54, 369780681), (81, 246520454), (82, 243514107), (123, 162342738), (162, 123260227), (246, 81171369), (369, 54114246), (738, 27057123), (1107, 18038082), (2214, 9019041), (3321, 6012694), (6642, 3006347)]