20012447624

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{173}}^1\times {\mathrm{10799}}^1$

素因数の和:11094

約数の個数: 64

約数和(自身を含む): 41041728000

約数和(自身を除く): 21029280376

約数列:

[1, 2, 4, 8, 13, 26, 52, 103, 104, 173, 206, 346, 412, 692, 824, 1339, 1384, 2249, 2678, 4498, 5356, 8996, 10712, 10799, 17819, 17992, 21598, 35638, 43196, 71276, 86392, 140387, 142552, 231647, 280774, 463294, 561548, 926588, 1112297, 1123096, 1853176, 1868227, 2224594, 3736454, 4449188, 7472908, 8898376, 14459861, 14945816, 24286951, 28919722, 48573902, 57839444, 97147804, 115678888, 192427381, 194295608, 384854762, 769709524, 1539419048, 2501555953, 5003111906, 10006223812, 20012447624]

約数ペア:

[(1, 20012447624), (2, 10006223812), (4, 5003111906), (8, 2501555953), (13, 1539419048), (26, 769709524), (52, 384854762), (103, 194295608), (104, 192427381), (173, 115678888), (206, 97147804), (346, 57839444), (412, 48573902), (692, 28919722), (824, 24286951), (1339, 14945816), (1384, 14459861), (2249, 8898376), (2678, 7472908), (4498, 4449188), (5356, 3736454), (8996, 2224594), (10712, 1868227), (10799, 1853176), (17819, 1123096), (17992, 1112297), (21598, 926588), (35638, 561548), (43196, 463294), (71276, 280774), (86392, 231647), (140387, 142552)]