19938210

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{311}}^1\times {\mathrm{2137}}^1$

素因数の和:2458

約数の個数: 32

約数和(自身を含む): 48028032

約数和(自身を除く): 28089822

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 311, 622, 933, 1555, 1866, 2137, 3110, 4274, 4665, 6411, 9330, 10685, 12822, 21370, 32055, 64110, 664607, 1329214, 1993821, 3323035, 3987642, 6646070, 9969105, 19938210]

約数ペア:

[(1, 19938210), (2, 9969105), (3, 6646070), (5, 3987642), (6, 3323035), (10, 1993821), (15, 1329214), (30, 664607), (311, 64110), (622, 32055), (933, 21370), (1555, 12822), (1866, 10685), (2137, 9330), (3110, 6411), (4274, 4665)]