19506956

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{383}}^1$

素因数の和:518

約数の個数: 48

約数和(自身を含む): 41803776

約数和(自身を除く): 22296820

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 107, 119, 214, 238, 383, 428, 476, 749, 766, 1498, 1532, 1819, 2681, 2996, 3638, 5362, 6511, 7276, 10724, 12733, 13022, 25466, 26044, 40981, 45577, 50932, 81962, 91154, 163924, 182308, 286867, 573734, 696677, 1147468, 1393354, 2786708, 4876739, 9753478, 19506956]

約数ペア:

[(1, 19506956), (2, 9753478), (4, 4876739), (7, 2786708), (14, 1393354), (17, 1147468), (28, 696677), (34, 573734), (68, 286867), (107, 182308), (119, 163924), (214, 91154), (238, 81962), (383, 50932), (428, 45577), (476, 40981), (749, 26044), (766, 25466), (1498, 13022), (1532, 12733), (1819, 10724), (2681, 7276), (2996, 6511), (3638, 5362)]