19928904

素因数分解:

$2^3\times 3^1\times {\mathrm{347}}^1\times {\mathrm{2393}}^1$

素因数の和:2749

約数の個数: 32

約数和(自身を含む): 49986720

約数和(自身を除く): 30057816

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 347, 694, 1041, 1388, 2082, 2393, 2776, 4164, 4786, 7179, 8328, 9572, 14358, 19144, 28716, 57432, 830371, 1660742, 2491113, 3321484, 4982226, 6642968, 9964452, 19928904]

約数ペア:

[(1, 19928904), (2, 9964452), (3, 6642968), (4, 4982226), (6, 3321484), (8, 2491113), (12, 1660742), (24, 830371), (347, 57432), (694, 28716), (1041, 19144), (1388, 14358), (2082, 9572), (2393, 8328), (2776, 7179), (4164, 4786)]