19238450

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{263}}^1$

素因数の和:312

約数の個数: 96

約数和(自身を含む): 47139840

約数和(自身を除く): 27901390

約数列:

[1, 2, 5, 7, 10, 11, 14, 19, 22, 25, 35, 38, 50, 55, 70, 77, 95, 110, 133, 154, 175, 190, 209, 263, 266, 275, 350, 385, 418, 475, 526, 550, 665, 770, 950, 1045, 1315, 1330, 1463, 1841, 1925, 2090, 2630, 2893, 2926, 3325, 3682, 3850, 4997, 5225, 5786, 6575, 6650, 7315, 9205, 9994, 10450, 13150, 14465, 14630, 18410, 20251, 24985, 28930, 34979, 36575, 40502, 46025, 49970, 54967, 69958, 72325, 73150, 92050, 101255, 109934, 124925, 144650, 174895, 202510, 249850, 274835, 349790, 384769, 506275, 549670, 769538, 874475, 1012550, 1374175, 1748950, 1923845, 2748350, 3847690, 9619225, 19238450]

約数ペア:

[(1, 19238450), (2, 9619225), (5, 3847690), (7, 2748350), (10, 1923845), (11, 1748950), (14, 1374175), (19, 1012550), (22, 874475), (25, 769538), (35, 549670), (38, 506275), (50, 384769), (55, 349790), (70, 274835), (77, 249850), (95, 202510), (110, 174895), (133, 144650), (154, 124925), (175, 109934), (190, 101255), (209, 92050), (263, 73150), (266, 72325), (275, 69958), (350, 54967), (385, 49970), (418, 46025), (475, 40502), (526, 36575), (550, 34979), (665, 28930), (770, 24985), (950, 20251), (1045, 18410), (1315, 14630), (1330, 14465), (1463, 13150), (1841, 10450), (1925, 9994), (2090, 9205), (2630, 7315), (2893, 6650), (2926, 6575), (3325, 5786), (3682, 5225), (3850, 4997)]