20161176516

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1873019}}^1$

素因数の和:1873065

約数の個数: 72

約数和(自身を含む): 57269459520

約数和(自身を除く): 37108283004

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 23, 26, 36, 39, 46, 52, 69, 78, 92, 117, 138, 156, 207, 234, 276, 299, 414, 468, 598, 828, 897, 1196, 1794, 2691, 3588, 5382, 10764, 1873019, 3746038, 5619057, 7492076, 11238114, 16857171, 22476228, 24349247, 33714342, 43079437, 48698494, 67428684, 73047741, 86158874, 97396988, 129238311, 146095482, 172317748, 219143223, 258476622, 292190964, 387714933, 438286446, 516953244, 560032681, 775429866, 876572892, 1120065362, 1550859732, 1680098043, 2240130724, 3360196086, 5040294129, 6720392172, 10080588258, 20161176516]

約数ペア:

[(1, 20161176516), (2, 10080588258), (3, 6720392172), (4, 5040294129), (6, 3360196086), (9, 2240130724), (12, 1680098043), (13, 1550859732), (18, 1120065362), (23, 876572892), (26, 775429866), (36, 560032681), (39, 516953244), (46, 438286446), (52, 387714933), (69, 292190964), (78, 258476622), (92, 219143223), (117, 172317748), (138, 146095482), (156, 129238311), (207, 97396988), (234, 86158874), (276, 73047741), (299, 67428684), (414, 48698494), (468, 43079437), (598, 33714342), (828, 24349247), (897, 22476228), (1196, 16857171), (1794, 11238114), (2691, 7492076), (3588, 5619057), (5382, 3746038), (10764, 1873019)]