19668888

素因数分解:

$2^3\times 3^2\times {\mathrm{43}}^1\times {\mathrm{6353}}^1$

素因数の和:6408

約数の個数: 48

約数和(自身を含む): 54517320

約数和(自身を除く): 34848432

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 43, 72, 86, 129, 172, 258, 344, 387, 516, 774, 1032, 1548, 3096, 6353, 12706, 19059, 25412, 38118, 50824, 57177, 76236, 114354, 152472, 228708, 273179, 457416, 546358, 819537, 1092716, 1639074, 2185432, 2458611, 3278148, 4917222, 6556296, 9834444, 19668888]

約数ペア:

[(1, 19668888), (2, 9834444), (3, 6556296), (4, 4917222), (6, 3278148), (8, 2458611), (9, 2185432), (12, 1639074), (18, 1092716), (24, 819537), (36, 546358), (43, 457416), (72, 273179), (86, 228708), (129, 152472), (172, 114354), (258, 76236), (344, 57177), (387, 50824), (516, 38118), (774, 25412), (1032, 19059), (1548, 12706), (3096, 6353)]