19208904

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{193}}^1$

素因数の和:255

約数の個数: 128

約数和(自身を含む): 58665600

約数和(自身を除く): 39456696

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 22, 24, 26, 29, 33, 39, 44, 52, 58, 66, 78, 87, 88, 104, 116, 132, 143, 156, 174, 193, 232, 264, 286, 312, 319, 348, 377, 386, 429, 572, 579, 638, 696, 754, 772, 858, 957, 1131, 1144, 1158, 1276, 1508, 1544, 1716, 1914, 2123, 2262, 2316, 2509, 2552, 3016, 3432, 3828, 4147, 4246, 4524, 4632, 5018, 5597, 6369, 7527, 7656, 8294, 8492, 9048, 10036, 11194, 12441, 12738, 15054, 16588, 16791, 16984, 20072, 22388, 24882, 25476, 27599, 30108, 33176, 33582, 44776, 49764, 50952, 55198, 60216, 61567, 67164, 72761, 82797, 99528, 110396, 123134, 134328, 145522, 165594, 184701, 218283, 220792, 246268, 291044, 331188, 369402, 436566, 492536, 582088, 662376, 738804, 800371, 873132, 1477608, 1600742, 1746264, 2401113, 3201484, 4802226, 6402968, 9604452, 19208904]

約数ペア:

[(1, 19208904), (2, 9604452), (3, 6402968), (4, 4802226), (6, 3201484), (8, 2401113), (11, 1746264), (12, 1600742), (13, 1477608), (22, 873132), (24, 800371), (26, 738804), (29, 662376), (33, 582088), (39, 492536), (44, 436566), (52, 369402), (58, 331188), (66, 291044), (78, 246268), (87, 220792), (88, 218283), (104, 184701), (116, 165594), (132, 145522), (143, 134328), (156, 123134), (174, 110396), (193, 99528), (232, 82797), (264, 72761), (286, 67164), (312, 61567), (319, 60216), (348, 55198), (377, 50952), (386, 49764), (429, 44776), (572, 33582), (579, 33176), (638, 30108), (696, 27599), (754, 25476), (772, 24882), (858, 22388), (957, 20072), (1131, 16984), (1144, 16791), (1158, 16588), (1276, 15054), (1508, 12738), (1544, 12441), (1716, 11194), (1914, 10036), (2123, 9048), (2262, 8492), (2316, 8294), (2509, 7656), (2552, 7527), (3016, 6369), (3432, 5597), (3828, 5018), (4147, 4632), (4246, 4524)]