12161862

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{827}}^1$

素因数の和:897

約数の個数: 48

約数和(自身を含む): 28416960

約数和(自身を除く): 16255098

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 43, 57, 86, 114, 129, 171, 258, 342, 387, 774, 817, 827, 1634, 1654, 2451, 2481, 4902, 4962, 7353, 7443, 14706, 14886, 15713, 31426, 35561, 47139, 71122, 94278, 106683, 141417, 213366, 282834, 320049, 640098, 675659, 1351318, 2026977, 4053954, 6080931, 12161862]

約数ペア:

[(1, 12161862), (2, 6080931), (3, 4053954), (6, 2026977), (9, 1351318), (18, 675659), (19, 640098), (38, 320049), (43, 282834), (57, 213366), (86, 141417), (114, 106683), (129, 94278), (171, 71122), (258, 47139), (342, 35561), (387, 31426), (774, 15713), (817, 14886), (827, 14706), (1634, 7443), (1654, 7353), (2451, 4962), (2481, 4902)]