19004648

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{4457}}^1$

素因数の和:4517

約数の個数: 32

約数和(自身を含む): 39319560

約数和(自身を除く): 20314912

約数列:

[1, 2, 4, 8, 13, 26, 41, 52, 82, 104, 164, 328, 533, 1066, 2132, 4264, 4457, 8914, 17828, 35656, 57941, 115882, 182737, 231764, 365474, 463528, 730948, 1461896, 2375581, 4751162, 9502324, 19004648]

約数ペア:

[(1, 19004648), (2, 9502324), (4, 4751162), (8, 2375581), (13, 1461896), (26, 730948), (41, 463528), (52, 365474), (82, 231764), (104, 182737), (164, 115882), (328, 57941), (533, 35656), (1066, 17828), (2132, 8914), (4264, 4457)]