19504272016

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{167}}^1\times {\mathrm{251707}}^1$

素因数の和:251911

約数の個数: 40

約数和(自身を含む): 39326857920

約数和(自身を除く): 19822585904

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 167, 232, 334, 464, 668, 1336, 2672, 4843, 9686, 19372, 38744, 77488, 251707, 503414, 1006828, 2013656, 4027312, 7299503, 14599006, 29198012, 42035069, 58396024, 84070138, 116792048, 168140276, 336280552, 672561104, 1219017001, 2438034002, 4876068004, 9752136008, 19504272016]

約数ペア:

[(1, 19504272016), (2, 9752136008), (4, 4876068004), (8, 2438034002), (16, 1219017001), (29, 672561104), (58, 336280552), (116, 168140276), (167, 116792048), (232, 84070138), (334, 58396024), (464, 42035069), (668, 29198012), (1336, 14599006), (2672, 7299503), (4843, 4027312), (9686, 2013656), (19372, 1006828), (38744, 503414), (77488, 251707)]