19642168

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{26981}}^1$

素因数の和:27007

約数の個数: 32

約数和(自身を含む): 45329760

約数和(自身を除く): 25687592

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728, 26981, 53962, 107924, 188867, 215848, 350753, 377734, 701506, 755468, 1403012, 1510936, 2455271, 2806024, 4910542, 9821084, 19642168]

約数ペア:

[(1, 19642168), (2, 9821084), (4, 4910542), (7, 2806024), (8, 2455271), (13, 1510936), (14, 1403012), (26, 755468), (28, 701506), (52, 377734), (56, 350753), (91, 215848), (104, 188867), (182, 107924), (364, 53962), (728, 26981)]