18422690

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{991}}^1$

素因数の和:1035

約数の個数: 48

約数和(自身を含む): 39211776

約数和(自身を除く): 20789086

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 169, 286, 338, 715, 845, 991, 1430, 1690, 1859, 1982, 3718, 4955, 9295, 9910, 10901, 12883, 18590, 21802, 25766, 54505, 64415, 109010, 128830, 141713, 167479, 283426, 334958, 708565, 837395, 1417130, 1674790, 1842269, 3684538, 9211345, 18422690]

約数ペア:

[(1, 18422690), (2, 9211345), (5, 3684538), (10, 1842269), (11, 1674790), (13, 1417130), (22, 837395), (26, 708565), (55, 334958), (65, 283426), (110, 167479), (130, 141713), (143, 128830), (169, 109010), (286, 64415), (338, 54505), (715, 25766), (845, 21802), (991, 18590), (1430, 12883), (1690, 10901), (1859, 9910), (1982, 9295), (3718, 4955)]