19907236

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{151}}^1\times {\mathrm{1433}}^1$

素因数の和:1611

約数の個数: 24

約数和(自身を含む): 36618624

約数和(自身を除く): 16711388

約数列:

[1, 2, 4, 23, 46, 92, 151, 302, 604, 1433, 2866, 3473, 5732, 6946, 13892, 32959, 65918, 131836, 216383, 432766, 865532, 4976809, 9953618, 19907236]

約数ペア:

[(1, 19907236), (2, 9953618), (4, 4976809), (23, 865532), (46, 432766), (92, 216383), (151, 131836), (302, 65918), (604, 32959), (1433, 13892), (2866, 6946), (3473, 5732)]