19154928

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{30697}}^1$

素因数の和:30721

約数の個数: 40

約数和(自身を含む): 53291728

約数和(自身を除く): 34136800

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 30697, 61394, 92091, 122788, 184182, 245576, 368364, 399061, 491152, 736728, 798122, 1197183, 1473456, 1596244, 2394366, 3192488, 4788732, 6384976, 9577464, 19154928]

約数ペア:

[(1, 19154928), (2, 9577464), (3, 6384976), (4, 4788732), (6, 3192488), (8, 2394366), (12, 1596244), (13, 1473456), (16, 1197183), (24, 798122), (26, 736728), (39, 491152), (48, 399061), (52, 368364), (78, 245576), (104, 184182), (156, 122788), (208, 92091), (312, 61394), (624, 30697)]