20560078

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{53}}^1\times {\mathrm{229}}^1$

素因数の和:313

約数の個数: 48

約数和(自身を含む): 39644640

約数和(自身を除く): 19084562

約数列:

[1, 2, 7, 11, 14, 22, 53, 77, 106, 121, 154, 229, 242, 371, 458, 583, 742, 847, 1166, 1603, 1694, 2519, 3206, 4081, 5038, 6413, 8162, 12137, 12826, 17633, 24274, 27709, 35266, 44891, 55418, 84959, 89782, 133507, 169918, 193963, 267014, 387926, 934549, 1468577, 1869098, 2937154, 10280039, 20560078]

約数ペア:

[(1, 20560078), (2, 10280039), (7, 2937154), (11, 1869098), (14, 1468577), (22, 934549), (53, 387926), (77, 267014), (106, 193963), (121, 169918), (154, 133507), (229, 89782), (242, 84959), (371, 55418), (458, 44891), (583, 35266), (742, 27709), (847, 24274), (1166, 17633), (1603, 12826), (1694, 12137), (2519, 8162), (3206, 6413), (4081, 5038)]