19376456

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{541}}^1$

素因数の和:606

約数の個数: 48

約数和(自身を含む): 41089020

約数和(自身を除く): 21712564

約数列:

[1, 2, 4, 8, 11, 22, 37, 44, 74, 88, 121, 148, 242, 296, 407, 484, 541, 814, 968, 1082, 1628, 2164, 3256, 4328, 4477, 5951, 8954, 11902, 17908, 20017, 23804, 35816, 40034, 47608, 65461, 80068, 130922, 160136, 220187, 261844, 440374, 523688, 880748, 1761496, 2422057, 4844114, 9688228, 19376456]

約数ペア:

[(1, 19376456), (2, 9688228), (4, 4844114), (8, 2422057), (11, 1761496), (22, 880748), (37, 523688), (44, 440374), (74, 261844), (88, 220187), (121, 160136), (148, 130922), (242, 80068), (296, 65461), (407, 47608), (484, 40034), (541, 35816), (814, 23804), (968, 20017), (1082, 17908), (1628, 11902), (2164, 8954), (3256, 5951), (4328, 4477)]