20171906886

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{439}}^1\times {\mathrm{450487}}^1$

素因数の和:450948

約数の個数: 32

約数和(自身を含む): 42814379520

約数和(自身を除く): 22642472634

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 439, 878, 1317, 2634, 7463, 14926, 22389, 44778, 450487, 900974, 1351461, 2702922, 7658279, 15316558, 22974837, 45949674, 197763793, 395527586, 593291379, 1186582758, 3361984481, 6723968962, 10085953443, 20171906886]

約数ペア:

[(1, 20171906886), (2, 10085953443), (3, 6723968962), (6, 3361984481), (17, 1186582758), (34, 593291379), (51, 395527586), (102, 197763793), (439, 45949674), (878, 22974837), (1317, 15316558), (2634, 7658279), (7463, 2702922), (14926, 1351461), (22389, 900974), (44778, 450487)]