18988424

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{26083}}^1$

素因数の和:26109

約数の個数: 32

約数和(自身を含む): 43821120

約数和(自身を除く): 24832696

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728, 26083, 52166, 104332, 182581, 208664, 339079, 365162, 678158, 730324, 1356316, 1460648, 2373553, 2712632, 4747106, 9494212, 18988424]

約数ペア:

[(1, 18988424), (2, 9494212), (4, 4747106), (7, 2712632), (8, 2373553), (13, 1460648), (14, 1356316), (26, 730324), (28, 678158), (52, 365162), (56, 339079), (91, 208664), (104, 182581), (182, 104332), (364, 52166), (728, 26083)]