19243456

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{769}}^1$

素因数の和:821

約数の個数: 56

約数和(自身を含む): 42245280

約数和(自身を除く): 23001824

約数列:

[1, 2, 4, 8, 16, 17, 23, 32, 34, 46, 64, 68, 92, 136, 184, 272, 368, 391, 544, 736, 769, 782, 1088, 1472, 1538, 1564, 3076, 3128, 6152, 6256, 12304, 12512, 13073, 17687, 24608, 25024, 26146, 35374, 49216, 52292, 70748, 104584, 141496, 209168, 282992, 300679, 418336, 565984, 601358, 836672, 1131968, 1202716, 2405432, 4810864, 9621728, 19243456]

約数ペア:

[(1, 19243456), (2, 9621728), (4, 4810864), (8, 2405432), (16, 1202716), (17, 1131968), (23, 836672), (32, 601358), (34, 565984), (46, 418336), (64, 300679), (68, 282992), (92, 209168), (136, 141496), (184, 104584), (272, 70748), (368, 52292), (391, 49216), (544, 35374), (736, 26146), (769, 25024), (782, 24608), (1088, 17687), (1472, 13073), (1538, 12512), (1564, 12304), (3076, 6256), (3128, 6152)]