19954432

素因数分解:

$2^8\times {\mathrm{23}}^1\times {\mathrm{3389}}^1$

素因数の和:3428

約数の個数: 36

約数和(自身を含む): 41574960

約数和(自身を除く): 21620528

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 64, 92, 128, 184, 256, 368, 736, 1472, 2944, 3389, 5888, 6778, 13556, 27112, 54224, 77947, 108448, 155894, 216896, 311788, 433792, 623576, 867584, 1247152, 2494304, 4988608, 9977216, 19954432]

約数ペア:

[(1, 19954432), (2, 9977216), (4, 4988608), (8, 2494304), (16, 1247152), (23, 867584), (32, 623576), (46, 433792), (64, 311788), (92, 216896), (128, 155894), (184, 108448), (256, 77947), (368, 54224), (736, 27112), (1472, 13556), (2944, 6778), (3389, 5888)]