19834804

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{107}}^1\times {\mathrm{383}}^1$

素因数の和:516

約数の個数: 36

約数和(自身を含む): 38610432

約数和(自身を除く): 18775628

約数列:

[1, 2, 4, 11, 22, 44, 107, 121, 214, 242, 383, 428, 484, 766, 1177, 1532, 2354, 4213, 4708, 8426, 12947, 16852, 25894, 40981, 46343, 51788, 81962, 92686, 163924, 185372, 450791, 901582, 1803164, 4958701, 9917402, 19834804]

約数ペア:

[(1, 19834804), (2, 9917402), (4, 4958701), (11, 1803164), (22, 901582), (44, 450791), (107, 185372), (121, 163924), (214, 92686), (242, 81962), (383, 51788), (428, 46343), (484, 40981), (766, 25894), (1177, 16852), (1532, 12947), (2354, 8426), (4213, 4708)]