19439679

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{587}}^1$

素因数の和:699

約数の個数: 32

約数和(自身を含む): 31610880

約数和(自身を除く): 12171201

約数列:

[1, 3, 7, 19, 21, 57, 83, 133, 249, 399, 581, 587, 1577, 1743, 1761, 4109, 4731, 11039, 11153, 12327, 33117, 33459, 48721, 78071, 146163, 234213, 341047, 925699, 1023141, 2777097, 6479893, 19439679]

約数ペア:

[(1, 19439679), (3, 6479893), (7, 2777097), (19, 1023141), (21, 925699), (57, 341047), (83, 234213), (133, 146163), (249, 78071), (399, 48721), (581, 33459), (587, 33117), (1577, 12327), (1743, 11153), (1761, 11039), (4109, 4731)]