1780941118

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{509}}^1\times {\mathrm{1013}}^1$

素因数の和:1692

約数の個数: 32

約数和(自身を含む): 2941492320

約数和(自身を除く): 1160551202

約数列:

[1, 2, 11, 22, 157, 314, 509, 1013, 1018, 1727, 2026, 3454, 5599, 11143, 11198, 22286, 79913, 159041, 159826, 318082, 515617, 879043, 1031234, 1749451, 1758086, 3498902, 5671787, 11343574, 80951869, 161903738, 890470559, 1780941118]

約数ペア:

[(1, 1780941118), (2, 890470559), (11, 161903738), (22, 80951869), (157, 11343574), (314, 5671787), (509, 3498902), (1013, 1758086), (1018, 1749451), (1727, 1031234), (2026, 879043), (3454, 515617), (5599, 318082), (11143, 159826), (11198, 159041), (22286, 79913)]