19177396

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{173}}^1$

素因数の和:328

約数の個数: 48

約数和(自身を含む): 39989376

約数和(自身を除く): 20811980

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 107, 148, 173, 214, 259, 346, 428, 518, 692, 749, 1036, 1211, 1498, 2422, 2996, 3959, 4844, 6401, 7918, 12802, 15836, 18511, 25604, 27713, 37022, 44807, 55426, 74044, 89614, 110852, 129577, 179228, 259154, 518308, 684907, 1369814, 2739628, 4794349, 9588698, 19177396]

約数ペア:

[(1, 19177396), (2, 9588698), (4, 4794349), (7, 2739628), (14, 1369814), (28, 684907), (37, 518308), (74, 259154), (107, 179228), (148, 129577), (173, 110852), (214, 89614), (259, 74044), (346, 55426), (428, 44807), (518, 37022), (692, 27713), (749, 25604), (1036, 18511), (1211, 15836), (1498, 12802), (2422, 7918), (2996, 6401), (3959, 4844)]