20993568

素因数分解:

$2^5\times 3^1\times {\mathrm{379}}^1\times {\mathrm{577}}^1$

素因数の和:969

約数の個数: 48

約数和(自身を含む): 55349280

約数和(自身を除く): 34355712

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 379, 577, 758, 1137, 1154, 1516, 1731, 2274, 2308, 3032, 3462, 4548, 4616, 6064, 6924, 9096, 9232, 12128, 13848, 18192, 18464, 27696, 36384, 55392, 218683, 437366, 656049, 874732, 1312098, 1749464, 2624196, 3498928, 5248392, 6997856, 10496784, 20993568]

約数ペア:

[(1, 20993568), (2, 10496784), (3, 6997856), (4, 5248392), (6, 3498928), (8, 2624196), (12, 1749464), (16, 1312098), (24, 874732), (32, 656049), (48, 437366), (96, 218683), (379, 55392), (577, 36384), (758, 27696), (1137, 18464), (1154, 18192), (1516, 13848), (1731, 12128), (2274, 9232), (2308, 9096), (3032, 6924), (3462, 6064), (4548, 4616)]