23181860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{547}}^1$

素因数の和:732

約数の個数: 48

約数和(自身を含む): 52844736

約数和(自身を除く): 29662876

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 163, 260, 326, 547, 652, 815, 1094, 1630, 2119, 2188, 2735, 3260, 4238, 5470, 7111, 8476, 10595, 10940, 14222, 21190, 28444, 35555, 42380, 71110, 89161, 142220, 178322, 356644, 445805, 891610, 1159093, 1783220, 2318186, 4636372, 5795465, 11590930, 23181860]

約数ペア:

[(1, 23181860), (2, 11590930), (4, 5795465), (5, 4636372), (10, 2318186), (13, 1783220), (20, 1159093), (26, 891610), (52, 445805), (65, 356644), (130, 178322), (163, 142220), (260, 89161), (326, 71110), (547, 42380), (652, 35555), (815, 28444), (1094, 21190), (1630, 14222), (2119, 10940), (2188, 10595), (2735, 8476), (3260, 7111), (4238, 5470)]