18519452

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{4973}}^1$

素因数の和:5010

約数の個数: 36

約数和(自身を含む): 39692520

約数和(自身を除く): 21173068

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 49, 76, 98, 133, 196, 266, 532, 931, 1862, 3724, 4973, 9946, 19892, 34811, 69622, 94487, 139244, 188974, 243677, 377948, 487354, 661409, 974708, 1322818, 2645636, 4629863, 9259726, 18519452]

約数ペア:

[(1, 18519452), (2, 9259726), (4, 4629863), (7, 2645636), (14, 1322818), (19, 974708), (28, 661409), (38, 487354), (49, 377948), (76, 243677), (98, 188974), (133, 139244), (196, 94487), (266, 69622), (532, 34811), (931, 19892), (1862, 9946), (3724, 4973)]