19974272

素因数分解:

$2^7\times {\mathrm{29}}^1\times {\mathrm{5381}}^1$

素因数の和:5424

約数の個数: 32

約数和(自身を含む): 41172300

約数和(自身を除く): 21198028

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 64, 116, 128, 232, 464, 928, 1856, 3712, 5381, 10762, 21524, 43048, 86096, 156049, 172192, 312098, 344384, 624196, 688768, 1248392, 2496784, 4993568, 9987136, 19974272]

約数ペア:

[(1, 19974272), (2, 9987136), (4, 4993568), (8, 2496784), (16, 1248392), (29, 688768), (32, 624196), (58, 344384), (64, 312098), (116, 172192), (128, 156049), (232, 86096), (464, 43048), (928, 21524), (1856, 10762), (3712, 5381)]