19891424

素因数分解:

$2^5\times 7^1\times {\mathrm{88801}}^1$

素因数の和:88818

約数の個数: 24

約数和(自身を含む): 44756208

約数和(自身を除く): 24864784

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 88801, 177602, 355204, 621607, 710408, 1243214, 1420816, 2486428, 2841632, 4972856, 9945712, 19891424]

約数ペア:

[(1, 19891424), (2, 9945712), (4, 4972856), (7, 2841632), (8, 2486428), (14, 1420816), (16, 1243214), (28, 710408), (32, 621607), (56, 355204), (112, 177602), (224, 88801)]