18807464

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{937}}^1$

素因数の和:1149

約数の個数: 32

約数和(自身を含む): 38214120

約数和(自身を除く): 19406656

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 193, 386, 772, 937, 1544, 1874, 2509, 3748, 5018, 7496, 10036, 12181, 20072, 24362, 48724, 97448, 180841, 361682, 723364, 1446728, 2350933, 4701866, 9403732, 18807464]

約数ペア:

[(1, 18807464), (2, 9403732), (4, 4701866), (8, 2350933), (13, 1446728), (26, 723364), (52, 361682), (104, 180841), (193, 97448), (386, 48724), (772, 24362), (937, 20072), (1544, 12181), (1874, 10036), (2509, 7496), (3748, 5018)]