19264520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43783}}^1$

素因数の和:43805

約数の個数: 32

約数和(自身を含む): 47286720

約数和(自身を除く): 28022200

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 43783, 87566, 175132, 218915, 350264, 437830, 481613, 875660, 963226, 1751320, 1926452, 2408065, 3852904, 4816130, 9632260, 19264520]

約数ペア:

[(1, 19264520), (2, 9632260), (4, 4816130), (5, 3852904), (8, 2408065), (10, 1926452), (11, 1751320), (20, 963226), (22, 875660), (40, 481613), (44, 437830), (55, 350264), (88, 218915), (110, 175132), (220, 87566), (440, 43783)]