17680384

素因数分解:

$2^{11}\times {\mathrm{89}}^1\times {\mathrm{97}}^1$

素因数の和:208

約数の個数: 48

約数和(自身を含む): 36117900

約数和(自身を除く): 18437516

約数列:

[1, 2, 4, 8, 16, 32, 64, 89, 97, 128, 178, 194, 256, 356, 388, 512, 712, 776, 1024, 1424, 1552, 2048, 2848, 3104, 5696, 6208, 8633, 11392, 12416, 17266, 22784, 24832, 34532, 45568, 49664, 69064, 91136, 99328, 138128, 182272, 198656, 276256, 552512, 1105024, 2210048, 4420096, 8840192, 17680384]

約数ペア:

[(1, 17680384), (2, 8840192), (4, 4420096), (8, 2210048), (16, 1105024), (32, 552512), (64, 276256), (89, 198656), (97, 182272), (128, 138128), (178, 99328), (194, 91136), (256, 69064), (356, 49664), (388, 45568), (512, 34532), (712, 24832), (776, 22784), (1024, 17266), (1424, 12416), (1552, 11392), (2048, 8633), (2848, 6208), (3104, 5696)]