19201024

素因数分解:

$2^{10}\times {\mathrm{17}}^1\times {\mathrm{1103}}^1$

素因数の和:1140

約数の個数: 44

約数和(自身を含む): 40677984

約数和(自身を除く): 21476960

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 256, 272, 512, 544, 1024, 1088, 1103, 2176, 2206, 4352, 4412, 8704, 8824, 17408, 17648, 18751, 35296, 37502, 70592, 75004, 141184, 150008, 282368, 300016, 564736, 600032, 1129472, 1200064, 2400128, 4800256, 9600512, 19201024]

約数ペア:

[(1, 19201024), (2, 9600512), (4, 4800256), (8, 2400128), (16, 1200064), (17, 1129472), (32, 600032), (34, 564736), (64, 300016), (68, 282368), (128, 150008), (136, 141184), (256, 75004), (272, 70592), (512, 37502), (544, 35296), (1024, 18751), (1088, 17648), (1103, 17408), (2176, 8824), (2206, 8704), (4352, 4412)]