20164704075

素因数分解:

$3^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{2890997}}^1$

素因数の和:2891044

約数の個数: 36

約数和(自身を含む): 37282310208

約数和(自身を除く): 17117606133

約数列:

[1, 3, 5, 9, 15, 25, 31, 45, 75, 93, 155, 225, 279, 465, 775, 1395, 2325, 6975, 2890997, 8672991, 14454985, 26018973, 43364955, 72274925, 89620907, 130094865, 216824775, 268862721, 448104535, 650474325, 806588163, 1344313605, 2240522675, 4032940815, 6721568025, 20164704075]

約数ペア:

[(1, 20164704075), (3, 6721568025), (5, 4032940815), (9, 2240522675), (15, 1344313605), (25, 806588163), (31, 650474325), (45, 448104535), (75, 268862721), (93, 216824775), (155, 130094865), (225, 89620907), (279, 72274925), (465, 43364955), (775, 26018973), (1395, 14454985), (2325, 8672991), (6975, 2890997)]