19886388

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{87221}}^1$

素因数の和:87247

約数の個数: 24

約数和(自身を含む): 48844320

約数和(自身を除く): 28957932

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 228, 87221, 174442, 261663, 348884, 523326, 1046652, 1657199, 3314398, 4971597, 6628796, 9943194, 19886388]

約数ペア:

[(1, 19886388), (2, 9943194), (3, 6628796), (4, 4971597), (6, 3314398), (12, 1657199), (19, 1046652), (38, 523326), (57, 348884), (76, 261663), (114, 174442), (228, 87221)]