18519628

素因数分解:

$2^2\times {\mathrm{59}}^1\times {\mathrm{97}}^1\times {\mathrm{809}}^1$

素因数の和:969

約数の個数: 24

約数和(自身を含む): 33339600

約数和(自身を除く): 14819972

約数列:

[1, 2, 4, 59, 97, 118, 194, 236, 388, 809, 1618, 3236, 5723, 11446, 22892, 47731, 78473, 95462, 156946, 190924, 313892, 4629907, 9259814, 18519628]

約数ペア:

[(1, 18519628), (2, 9259814), (4, 4629907), (59, 313892), (97, 190924), (118, 156946), (194, 95462), (236, 78473), (388, 47731), (809, 22892), (1618, 11446), (3236, 5723)]