18813952

素因数分解:

$2^{10}\times {\mathrm{19}}^1\times {\mathrm{967}}^1$

素因数の和:1006

約数の個数: 44

約数和(自身を含む): 39629920

約数和(自身を除く): 20815968

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 256, 304, 512, 608, 967, 1024, 1216, 1934, 2432, 3868, 4864, 7736, 9728, 15472, 18373, 19456, 30944, 36746, 61888, 73492, 123776, 146984, 247552, 293968, 495104, 587936, 990208, 1175872, 2351744, 4703488, 9406976, 18813952]

約数ペア:

[(1, 18813952), (2, 9406976), (4, 4703488), (8, 2351744), (16, 1175872), (19, 990208), (32, 587936), (38, 495104), (64, 293968), (76, 247552), (128, 146984), (152, 123776), (256, 73492), (304, 61888), (512, 36746), (608, 30944), (967, 19456), (1024, 18373), (1216, 15472), (1934, 9728), (2432, 7736), (3868, 4864)]