19653556

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{2503}}^1$

素因数の和:2671

約数の個数: 24

約数和(自身を含む): 37299584

約数和(自身を除く): 17646028

約数列:

[1, 2, 4, 13, 26, 52, 151, 302, 604, 1963, 2503, 3926, 5006, 7852, 10012, 32539, 65078, 130156, 377953, 755906, 1511812, 4913389, 9826778, 19653556]

約数ペア:

[(1, 19653556), (2, 9826778), (4, 4913389), (13, 1511812), (26, 755906), (52, 377953), (151, 130156), (302, 65078), (604, 32539), (1963, 10012), (2503, 7852), (3926, 5006)]