19530972

素因数分解:

$2^2\times 3^2\times {\mathrm{257}}^1\times {\mathrm{2111}}^1$

素因数の和:2378

約数の個数: 36

約数和(自身を含む): 49585536

約数和(自身を除く): 30054564

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 257, 514, 771, 1028, 1542, 2111, 2313, 3084, 4222, 4626, 6333, 8444, 9252, 12666, 18999, 25332, 37998, 75996, 542527, 1085054, 1627581, 2170108, 3255162, 4882743, 6510324, 9765486, 19530972]

約数ペア:

[(1, 19530972), (2, 9765486), (3, 6510324), (4, 4882743), (6, 3255162), (9, 2170108), (12, 1627581), (18, 1085054), (36, 542527), (257, 75996), (514, 37998), (771, 25332), (1028, 18999), (1542, 12666), (2111, 9252), (2313, 8444), (3084, 6333), (4222, 4626)]