20165510156

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{241}}^1\times {\mathrm{499}}^1$

素因数の和:895

約数の個数: 96

約数和(自身を含む): 40168128000

約数和(自身を除く): 20002617844

約数列:

[1, 2, 4, 11, 22, 37, 44, 74, 103, 148, 206, 241, 407, 412, 482, 499, 814, 964, 998, 1133, 1628, 1996, 2266, 2651, 3811, 4532, 5302, 5489, 7622, 8917, 10604, 10978, 15244, 17834, 18463, 21956, 24823, 35668, 36926, 41921, 49646, 51397, 73852, 83842, 98087, 99292, 102794, 120259, 167684, 196174, 203093, 205588, 240518, 273053, 392348, 406186, 481036, 546106, 565367, 812372, 918451, 1092212, 1130734, 1322849, 1836902, 1901689, 2261468, 2645698, 3673804, 3803378, 4449583, 5291396, 7606756, 8899166, 10102961, 12386677, 17798332, 20205922, 20918579, 24773354, 40411844, 41837158, 48945413, 49546708, 83674316, 97890826, 136253447, 195781652, 272506894, 458307049, 545013788, 916614098, 1833228196, 5041377539, 10082755078, 20165510156]

約数ペア:

[(1, 20165510156), (2, 10082755078), (4, 5041377539), (11, 1833228196), (22, 916614098), (37, 545013788), (44, 458307049), (74, 272506894), (103, 195781652), (148, 136253447), (206, 97890826), (241, 83674316), (407, 49546708), (412, 48945413), (482, 41837158), (499, 40411844), (814, 24773354), (964, 20918579), (998, 20205922), (1133, 17798332), (1628, 12386677), (1996, 10102961), (2266, 8899166), (2651, 7606756), (3811, 5291396), (4532, 4449583), (5302, 3803378), (5489, 3673804), (7622, 2645698), (8917, 2261468), (10604, 1901689), (10978, 1836902), (15244, 1322849), (17834, 1130734), (18463, 1092212), (21956, 918451), (24823, 812372), (35668, 565367), (36926, 546106), (41921, 481036), (49646, 406186), (51397, 392348), (73852, 273053), (83842, 240518), (98087, 205588), (99292, 203093), (102794, 196174), (120259, 167684)]