19428384

素因数分解:

$2^5\times 3^1\times {\mathrm{439}}^1\times {\mathrm{461}}^1$

素因数の和:913

約数の個数: 48

約数和(自身を含む): 51226560

約数和(自身を除く): 31798176

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 439, 461, 878, 922, 1317, 1383, 1756, 1844, 2634, 2766, 3512, 3688, 5268, 5532, 7024, 7376, 10536, 11064, 14048, 14752, 21072, 22128, 42144, 44256, 202379, 404758, 607137, 809516, 1214274, 1619032, 2428548, 3238064, 4857096, 6476128, 9714192, 19428384]

約数ペア:

[(1, 19428384), (2, 9714192), (3, 6476128), (4, 4857096), (6, 3238064), (8, 2428548), (12, 1619032), (16, 1214274), (24, 809516), (32, 607137), (48, 404758), (96, 202379), (439, 44256), (461, 42144), (878, 22128), (922, 21072), (1317, 14752), (1383, 14048), (1756, 11064), (1844, 10536), (2634, 7376), (2766, 7024), (3512, 5532), (3688, 5268)]