19469120

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{5531}}^1$

素因数の和:5559

約数の個数: 56

約数和(自身を含む): 50584608

約数和(自身を除く): 31115488

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 160, 176, 220, 320, 352, 440, 704, 880, 1760, 3520, 5531, 11062, 22124, 27655, 44248, 55310, 60841, 88496, 110620, 121682, 176992, 221240, 243364, 304205, 353984, 442480, 486728, 608410, 884960, 973456, 1216820, 1769920, 1946912, 2433640, 3893824, 4867280, 9734560, 19469120]

約数ペア:

[(1, 19469120), (2, 9734560), (4, 4867280), (5, 3893824), (8, 2433640), (10, 1946912), (11, 1769920), (16, 1216820), (20, 973456), (22, 884960), (32, 608410), (40, 486728), (44, 442480), (55, 353984), (64, 304205), (80, 243364), (88, 221240), (110, 176992), (160, 121682), (176, 110620), (220, 88496), (320, 60841), (352, 55310), (440, 44248), (704, 27655), (880, 22124), (1760, 11062), (3520, 5531)]