18761328

素因数分解:

$2^4\times 3^3\times {\mathrm{137}}^1\times {\mathrm{317}}^1$

素因数の和:471

約数の個数: 80

約数和(自身を含む): 54416160

約数和(自身を除く): 35654832

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 137, 144, 216, 274, 317, 411, 432, 548, 634, 822, 951, 1096, 1233, 1268, 1644, 1902, 2192, 2466, 2536, 2853, 3288, 3699, 3804, 4932, 5072, 5706, 6576, 7398, 7608, 8559, 9864, 11412, 14796, 15216, 17118, 19728, 22824, 29592, 34236, 43429, 45648, 59184, 68472, 86858, 130287, 136944, 173716, 260574, 347432, 390861, 521148, 694864, 781722, 1042296, 1172583, 1563444, 2084592, 2345166, 3126888, 4690332, 6253776, 9380664, 18761328]

約数ペア:

[(1, 18761328), (2, 9380664), (3, 6253776), (4, 4690332), (6, 3126888), (8, 2345166), (9, 2084592), (12, 1563444), (16, 1172583), (18, 1042296), (24, 781722), (27, 694864), (36, 521148), (48, 390861), (54, 347432), (72, 260574), (108, 173716), (137, 136944), (144, 130287), (216, 86858), (274, 68472), (317, 59184), (411, 45648), (432, 43429), (548, 34236), (634, 29592), (822, 22824), (951, 19728), (1096, 17118), (1233, 15216), (1268, 14796), (1644, 11412), (1902, 9864), (2192, 8559), (2466, 7608), (2536, 7398), (2853, 6576), (3288, 5706), (3699, 5072), (3804, 4932)]