18853092

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{641}}^1$

素因数の和:713

約数の個数: 72

約数和(自身を含む): 51411360

約数和(自身を除く): 32558268

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 43, 57, 76, 86, 114, 129, 171, 172, 228, 258, 342, 387, 516, 641, 684, 774, 817, 1282, 1548, 1634, 1923, 2451, 2564, 3268, 3846, 4902, 5769, 7353, 7692, 9804, 11538, 12179, 14706, 23076, 24358, 27563, 29412, 36537, 48716, 55126, 73074, 82689, 109611, 110252, 146148, 165378, 219222, 248067, 330756, 438444, 496134, 523697, 992268, 1047394, 1571091, 2094788, 3142182, 4713273, 6284364, 9426546, 18853092]

約数ペア:

[(1, 18853092), (2, 9426546), (3, 6284364), (4, 4713273), (6, 3142182), (9, 2094788), (12, 1571091), (18, 1047394), (19, 992268), (36, 523697), (38, 496134), (43, 438444), (57, 330756), (76, 248067), (86, 219222), (114, 165378), (129, 146148), (171, 110252), (172, 109611), (228, 82689), (258, 73074), (342, 55126), (387, 48716), (516, 36537), (641, 29412), (684, 27563), (774, 24358), (817, 23076), (1282, 14706), (1548, 12179), (1634, 11538), (1923, 9804), (2451, 7692), (2564, 7353), (3268, 5769), (3846, 4902)]