18213832

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{197}}^1$

素因数の和:350

約数の個数: 64

約数和(自身を含む): 42577920

約数和(自身を除く): 24364088

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 127, 182, 197, 254, 364, 394, 508, 728, 788, 889, 1016, 1379, 1576, 1651, 1778, 2561, 2758, 3302, 3556, 5122, 5516, 6604, 7112, 10244, 11032, 11557, 13208, 17927, 20488, 23114, 25019, 35854, 46228, 50038, 71708, 92456, 100076, 143416, 175133, 200152, 325247, 350266, 650494, 700532, 1300988, 1401064, 2276729, 2601976, 4553458, 9106916, 18213832]

約数ペア:

[(1, 18213832), (2, 9106916), (4, 4553458), (7, 2601976), (8, 2276729), (13, 1401064), (14, 1300988), (26, 700532), (28, 650494), (52, 350266), (56, 325247), (91, 200152), (104, 175133), (127, 143416), (182, 100076), (197, 92456), (254, 71708), (364, 50038), (394, 46228), (508, 35854), (728, 25019), (788, 23114), (889, 20488), (1016, 17927), (1379, 13208), (1576, 11557), (1651, 11032), (1778, 10244), (2561, 7112), (2758, 6604), (3302, 5516), (3556, 5122)]