19609728

素因数分解:

$2^7\times 3^1\times {\mathrm{223}}^1\times {\mathrm{229}}^1$

素因数の和:469

約数の個数: 64

約数和(自身を含む): 52550400

約数和(自身を除く): 32940672

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 223, 229, 384, 446, 458, 669, 687, 892, 916, 1338, 1374, 1784, 1832, 2676, 2748, 3568, 3664, 5352, 5496, 7136, 7328, 10704, 10992, 14272, 14656, 21408, 21984, 28544, 29312, 42816, 43968, 51067, 85632, 87936, 102134, 153201, 204268, 306402, 408536, 612804, 817072, 1225608, 1634144, 2451216, 3268288, 4902432, 6536576, 9804864, 19609728]

約数ペア:

[(1, 19609728), (2, 9804864), (3, 6536576), (4, 4902432), (6, 3268288), (8, 2451216), (12, 1634144), (16, 1225608), (24, 817072), (32, 612804), (48, 408536), (64, 306402), (96, 204268), (128, 153201), (192, 102134), (223, 87936), (229, 85632), (384, 51067), (446, 43968), (458, 42816), (669, 29312), (687, 28544), (892, 21984), (916, 21408), (1338, 14656), (1374, 14272), (1784, 10992), (1832, 10704), (2676, 7328), (2748, 7136), (3568, 5496), (3664, 5352)]