20218463715

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{167}}^1\times {\mathrm{474779}}^1$

素因数の和:474971

約数の個数: 32

約数和(自身を含む): 34457633280

約数和(自身を除く): 14239169565

約数列:

[1, 3, 5, 15, 17, 51, 85, 167, 255, 501, 835, 2505, 2839, 8517, 14195, 42585, 474779, 1424337, 2373895, 7121685, 8071243, 24213729, 40356215, 79288093, 121068645, 237864279, 396440465, 1189321395, 1347897581, 4043692743, 6739487905, 20218463715]

約数ペア:

[(1, 20218463715), (3, 6739487905), (5, 4043692743), (15, 1347897581), (17, 1189321395), (51, 396440465), (85, 237864279), (167, 121068645), (255, 79288093), (501, 40356215), (835, 24213729), (2505, 8071243), (2839, 7121685), (8517, 2373895), (14195, 1424337), (42585, 474779)]