18274360

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{311}}^1$

素因数の和:448

約数の個数: 64

約数和(自身を含む): 44815680

約数和(自身を除く): 26541320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 113, 130, 226, 260, 311, 452, 520, 565, 622, 904, 1130, 1244, 1469, 1555, 2260, 2488, 2938, 3110, 4043, 4520, 5876, 6220, 7345, 8086, 11752, 12440, 14690, 16172, 20215, 29380, 32344, 35143, 40430, 58760, 70286, 80860, 140572, 161720, 175715, 281144, 351430, 456859, 702860, 913718, 1405720, 1827436, 2284295, 3654872, 4568590, 9137180, 18274360]

約数ペア:

[(1, 18274360), (2, 9137180), (4, 4568590), (5, 3654872), (8, 2284295), (10, 1827436), (13, 1405720), (20, 913718), (26, 702860), (40, 456859), (52, 351430), (65, 281144), (104, 175715), (113, 161720), (130, 140572), (226, 80860), (260, 70286), (311, 58760), (452, 40430), (520, 35143), (565, 32344), (622, 29380), (904, 20215), (1130, 16172), (1244, 14690), (1469, 12440), (1555, 11752), (2260, 8086), (2488, 7345), (2938, 6220), (3110, 5876), (4043, 4520)]