19589072

素因数分解:

$2^4\times {\mathrm{281}}^1\times {\mathrm{4357}}^1$

素因数の和:4646

約数の個数: 20

約数和(自身を含む): 38097636

約数和(自身を除く): 18508564

約数列:

[1, 2, 4, 8, 16, 281, 562, 1124, 2248, 4357, 4496, 8714, 17428, 34856, 69712, 1224317, 2448634, 4897268, 9794536, 19589072]

約数ペア:

[(1, 19589072), (2, 9794536), (4, 4897268), (8, 2448634), (16, 1224317), (281, 69712), (562, 34856), (1124, 17428), (2248, 8714), (4357, 4496)]