19195330

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{257}}^1$

素因数の和:379

約数の個数: 64

約数和(自身を含む): 43690752

約数和(自身を除く): 24495422

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 97, 110, 154, 194, 257, 385, 485, 514, 679, 770, 970, 1067, 1285, 1358, 1799, 2134, 2570, 2827, 3395, 3598, 5335, 5654, 6790, 7469, 8995, 10670, 14135, 14938, 17990, 19789, 24929, 28270, 37345, 39578, 49858, 74690, 98945, 124645, 174503, 197890, 249290, 274219, 349006, 548438, 872515, 1371095, 1745030, 1919533, 2742190, 3839066, 9597665, 19195330]

約数ペア:

[(1, 19195330), (2, 9597665), (5, 3839066), (7, 2742190), (10, 1919533), (11, 1745030), (14, 1371095), (22, 872515), (35, 548438), (55, 349006), (70, 274219), (77, 249290), (97, 197890), (110, 174503), (154, 124645), (194, 98945), (257, 74690), (385, 49858), (485, 39578), (514, 37345), (679, 28270), (770, 24929), (970, 19789), (1067, 17990), (1285, 14938), (1358, 14135), (1799, 10670), (2134, 8995), (2570, 7469), (2827, 6790), (3395, 5654), (3598, 5335)]