20216948224

素因数分解:

$2^9\times {\mathrm{11}}^1\times {\mathrm{353}}^1\times {\mathrm{10169}}^1$

素因数の和:10551

約数の個数: 80

約数和(自身を含む): 44195809680

約数和(自身を除く): 23978861456

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 128, 176, 256, 352, 353, 512, 704, 706, 1408, 1412, 2816, 2824, 3883, 5632, 5648, 7766, 10169, 11296, 15532, 20338, 22592, 31064, 40676, 45184, 62128, 81352, 90368, 111859, 124256, 162704, 180736, 223718, 248512, 325408, 447436, 497024, 650816, 894872, 994048, 1301632, 1789744, 1988096, 2603264, 3579488, 3589657, 5206528, 7158976, 7179314, 14317952, 14358628, 28635904, 28717256, 39486227, 57271808, 57434512, 78972454, 114869024, 157944908, 229738048, 315889816, 459476096, 631779632, 918952192, 1263559264, 1837904384, 2527118528, 5054237056, 10108474112, 20216948224]

約数ペア:

[(1, 20216948224), (2, 10108474112), (4, 5054237056), (8, 2527118528), (11, 1837904384), (16, 1263559264), (22, 918952192), (32, 631779632), (44, 459476096), (64, 315889816), (88, 229738048), (128, 157944908), (176, 114869024), (256, 78972454), (352, 57434512), (353, 57271808), (512, 39486227), (704, 28717256), (706, 28635904), (1408, 14358628), (1412, 14317952), (2816, 7179314), (2824, 7158976), (3883, 5206528), (5632, 3589657), (5648, 3579488), (7766, 2603264), (10169, 1988096), (11296, 1789744), (15532, 1301632), (20338, 994048), (22592, 894872), (31064, 650816), (40676, 497024), (45184, 447436), (62128, 325408), (81352, 248512), (90368, 223718), (111859, 180736), (124256, 162704)]