19937220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{332287}}^1$

素因数の和:332299

約数の個数: 24

約数和(自身を含む): 55824384

約数和(自身を除く): 35887164

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 332287, 664574, 996861, 1329148, 1661435, 1993722, 3322870, 3987444, 4984305, 6645740, 9968610, 19937220]

約数ペア:

[(1, 19937220), (2, 9968610), (3, 6645740), (4, 4984305), (5, 3987444), (6, 3322870), (10, 1993722), (12, 1661435), (15, 1329148), (20, 996861), (30, 664574), (60, 332287)]