19184432

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{251}}^1\times {\mathrm{281}}^1$

素因数の和:557

約数の個数: 40

約数和(自身を含む): 39653712

約数和(自身を除く): 20469280

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 251, 272, 281, 502, 562, 1004, 1124, 2008, 2248, 4016, 4267, 4496, 4777, 8534, 9554, 17068, 19108, 34136, 38216, 68272, 70531, 76432, 141062, 282124, 564248, 1128496, 1199027, 2398054, 4796108, 9592216, 19184432]

約数ペア:

[(1, 19184432), (2, 9592216), (4, 4796108), (8, 2398054), (16, 1199027), (17, 1128496), (34, 564248), (68, 282124), (136, 141062), (251, 76432), (272, 70531), (281, 68272), (502, 38216), (562, 34136), (1004, 19108), (1124, 17068), (2008, 9554), (2248, 8534), (4016, 4777), (4267, 4496)]