19671810368

素因数分解:

$2^6\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1416461}}^1$

素因数の和:1416511

約数の個数: 56

約数和(自身を含む): 46052012544

約数和(自身を除く): 26380202176

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 112, 124, 217, 224, 248, 434, 448, 496, 868, 992, 1736, 1984, 3472, 6944, 13888, 1416461, 2832922, 5665844, 9915227, 11331688, 19830454, 22663376, 39660908, 43910291, 45326752, 79321816, 87820582, 90653504, 158643632, 175641164, 307372037, 317287264, 351282328, 614744074, 634574528, 702564656, 1229488148, 1405129312, 2458976296, 2810258624, 4917952592, 9835905184, 19671810368]

約数ペア:

[(1, 19671810368), (2, 9835905184), (4, 4917952592), (7, 2810258624), (8, 2458976296), (14, 1405129312), (16, 1229488148), (28, 702564656), (31, 634574528), (32, 614744074), (56, 351282328), (62, 317287264), (64, 307372037), (112, 175641164), (124, 158643632), (217, 90653504), (224, 87820582), (248, 79321816), (434, 45326752), (448, 43910291), (496, 39660908), (868, 22663376), (992, 19830454), (1736, 11331688), (1984, 9915227), (3472, 5665844), (6944, 2832922), (13888, 1416461)]