18968274

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{787}}^1$

素因数の和:911

約数の個数: 48

約数和(自身を含む): 44745792

約数和(自身を除く): 25777518

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 103, 117, 206, 234, 309, 618, 787, 927, 1339, 1574, 1854, 2361, 2678, 4017, 4722, 7083, 8034, 10231, 12051, 14166, 20462, 24102, 30693, 61386, 81061, 92079, 162122, 184158, 243183, 486366, 729549, 1053793, 1459098, 2107586, 3161379, 6322758, 9484137, 18968274]

約数ペア:

[(1, 18968274), (2, 9484137), (3, 6322758), (6, 3161379), (9, 2107586), (13, 1459098), (18, 1053793), (26, 729549), (39, 486366), (78, 243183), (103, 184158), (117, 162122), (206, 92079), (234, 81061), (309, 61386), (618, 30693), (787, 24102), (927, 20462), (1339, 14166), (1574, 12051), (1854, 10231), (2361, 8034), (2678, 7083), (4017, 4722)]