19355504

素因数分解:

$2^4\times 7^1\times {\mathrm{43}}^1\times {\mathrm{4019}}^1$

素因数の和:4077

約数の個数: 40

約数和(自身を含む): 43866240

約数和(自身を除く): 24510736

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 43, 56, 86, 112, 172, 301, 344, 602, 688, 1204, 2408, 4019, 4816, 8038, 16076, 28133, 32152, 56266, 64304, 112532, 172817, 225064, 345634, 450128, 691268, 1209719, 1382536, 2419438, 2765072, 4838876, 9677752, 19355504]

約数ペア:

[(1, 19355504), (2, 9677752), (4, 4838876), (7, 2765072), (8, 2419438), (14, 1382536), (16, 1209719), (28, 691268), (43, 450128), (56, 345634), (86, 225064), (112, 172817), (172, 112532), (301, 64304), (344, 56266), (602, 32152), (688, 28133), (1204, 16076), (2408, 8038), (4019, 4816)]