19295320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43853}}^1$

素因数の和:43875

約数の個数: 32

約数和(自身を含む): 47362320

約数和(自身を除く): 28067000

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 43853, 87706, 175412, 219265, 350824, 438530, 482383, 877060, 964766, 1754120, 1929532, 2411915, 3859064, 4823830, 9647660, 19295320]

約数ペア:

[(1, 19295320), (2, 9647660), (4, 4823830), (5, 3859064), (8, 2411915), (10, 1929532), (11, 1754120), (20, 964766), (22, 877060), (40, 482383), (44, 438530), (55, 350824), (88, 219265), (110, 175412), (220, 87706), (440, 43853)]