18449784

素因数分解:

$2^3\times 3^2\times {\mathrm{151}}^1\times {\mathrm{1697}}^1$

素因数の和:1860

約数の個数: 48

約数和(自身を含む): 50328720

約数和(自身を除く): 31878936

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 151, 302, 453, 604, 906, 1208, 1359, 1697, 1812, 2718, 3394, 3624, 5091, 5436, 6788, 10182, 10872, 13576, 15273, 20364, 30546, 40728, 61092, 122184, 256247, 512494, 768741, 1024988, 1537482, 2049976, 2306223, 3074964, 4612446, 6149928, 9224892, 18449784]

約数ペア:

[(1, 18449784), (2, 9224892), (3, 6149928), (4, 4612446), (6, 3074964), (8, 2306223), (9, 2049976), (12, 1537482), (18, 1024988), (24, 768741), (36, 512494), (72, 256247), (151, 122184), (302, 61092), (453, 40728), (604, 30546), (906, 20364), (1208, 15273), (1359, 13576), (1697, 10872), (1812, 10182), (2718, 6788), (3394, 5436), (3624, 5091)]