20016792

素因数分解:

$2^3\times 3^2\times {\mathrm{173}}^1\times {\mathrm{1607}}^1$

素因数の和:1792

約数の個数: 48

約数和(自身を含む): 54559440

約数和(自身を除く): 34542648

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 173, 346, 519, 692, 1038, 1384, 1557, 1607, 2076, 3114, 3214, 4152, 4821, 6228, 6428, 9642, 12456, 12856, 14463, 19284, 28926, 38568, 57852, 115704, 278011, 556022, 834033, 1112044, 1668066, 2224088, 2502099, 3336132, 5004198, 6672264, 10008396, 20016792]

約数ペア:

[(1, 20016792), (2, 10008396), (3, 6672264), (4, 5004198), (6, 3336132), (8, 2502099), (9, 2224088), (12, 1668066), (18, 1112044), (24, 834033), (36, 556022), (72, 278011), (173, 115704), (346, 57852), (519, 38568), (692, 28926), (1038, 19284), (1384, 14463), (1557, 12856), (1607, 12456), (2076, 9642), (3114, 6428), (3214, 6228), (4152, 4821)]