19083790

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{397}}^1$

素因数の和:457

約数の個数: 64

約数和(自身を含む): 41264640

約数和(自身を除く): 22180850

約数列:

[1, 2, 5, 10, 11, 19, 22, 23, 38, 46, 55, 95, 110, 115, 190, 209, 230, 253, 397, 418, 437, 506, 794, 874, 1045, 1265, 1985, 2090, 2185, 2530, 3970, 4367, 4370, 4807, 7543, 8734, 9131, 9614, 15086, 18262, 21835, 24035, 37715, 43670, 45655, 48070, 75430, 82973, 91310, 100441, 165946, 173489, 200882, 346978, 414865, 502205, 829730, 867445, 1004410, 1734890, 1908379, 3816758, 9541895, 19083790]

約数ペア:

[(1, 19083790), (2, 9541895), (5, 3816758), (10, 1908379), (11, 1734890), (19, 1004410), (22, 867445), (23, 829730), (38, 502205), (46, 414865), (55, 346978), (95, 200882), (110, 173489), (115, 165946), (190, 100441), (209, 91310), (230, 82973), (253, 75430), (397, 48070), (418, 45655), (437, 43670), (506, 37715), (794, 24035), (874, 21835), (1045, 18262), (1265, 15086), (1985, 9614), (2090, 9131), (2185, 8734), (2530, 7543), (3970, 4807), (4367, 4370)]