20731512

素因数分解:

$2^3\times 3^1\times {\mathrm{47}}^1\times {\mathrm{18379}}^1$

素因数の和:18435

約数の個数: 32

約数和(自身を含む): 52934400

約数和(自身を除く): 32202888

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 47, 94, 141, 188, 282, 376, 564, 1128, 18379, 36758, 55137, 73516, 110274, 147032, 220548, 441096, 863813, 1727626, 2591439, 3455252, 5182878, 6910504, 10365756, 20731512]

約数ペア:

[(1, 20731512), (2, 10365756), (3, 6910504), (4, 5182878), (6, 3455252), (8, 2591439), (12, 1727626), (24, 863813), (47, 441096), (94, 220548), (141, 147032), (188, 110274), (282, 73516), (376, 55137), (564, 36758), (1128, 18379)]