19906048

素因数分解:

$2^9\times {\mathrm{17}}^1\times {\mathrm{2287}}^1$

素因数の和:2322

約数の個数: 40

約数和(自身を含む): 42131232

約数和(自身を除く): 22225184

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 256, 272, 512, 544, 1088, 2176, 2287, 4352, 4574, 8704, 9148, 18296, 36592, 38879, 73184, 77758, 146368, 155516, 292736, 311032, 585472, 622064, 1170944, 1244128, 2488256, 4976512, 9953024, 19906048]

約数ペア:

[(1, 19906048), (2, 9953024), (4, 4976512), (8, 2488256), (16, 1244128), (17, 1170944), (32, 622064), (34, 585472), (64, 311032), (68, 292736), (128, 155516), (136, 146368), (256, 77758), (272, 73184), (512, 38879), (544, 36592), (1088, 18296), (2176, 9148), (2287, 8704), (4352, 4574)]