19545340

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{18439}}^1$

素因数の和:18501

約数の個数: 24

約数和(自身を含む): 41821920

約数和(自身を除く): 22276580

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 1060, 18439, 36878, 73756, 92195, 184390, 368780, 977267, 1954534, 3909068, 4886335, 9772670, 19545340]

約数ペア:

[(1, 19545340), (2, 9772670), (4, 4886335), (5, 3909068), (10, 1954534), (20, 977267), (53, 368780), (106, 184390), (212, 92195), (265, 73756), (530, 36878), (1060, 18439)]