19301370

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{2543}}^1$

素因数の和:2587

約数の個数: 64

約数和(自身を含む): 52752384

約数和(自身を除く): 33451014

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 23, 30, 33, 46, 55, 66, 69, 110, 115, 138, 165, 230, 253, 330, 345, 506, 690, 759, 1265, 1518, 2530, 2543, 3795, 5086, 7590, 7629, 12715, 15258, 25430, 27973, 38145, 55946, 58489, 76290, 83919, 116978, 139865, 167838, 175467, 279730, 292445, 350934, 419595, 584890, 643379, 839190, 877335, 1286758, 1754670, 1930137, 3216895, 3860274, 6433790, 9650685, 19301370]

約数ペア:

[(1, 19301370), (2, 9650685), (3, 6433790), (5, 3860274), (6, 3216895), (10, 1930137), (11, 1754670), (15, 1286758), (22, 877335), (23, 839190), (30, 643379), (33, 584890), (46, 419595), (55, 350934), (66, 292445), (69, 279730), (110, 175467), (115, 167838), (138, 139865), (165, 116978), (230, 83919), (253, 76290), (330, 58489), (345, 55946), (506, 38145), (690, 27973), (759, 25430), (1265, 15258), (1518, 12715), (2530, 7629), (2543, 7590), (3795, 5086)]