1949203890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{21657821}}^1$

素因数の和:21657834

約数の個数: 24

約数和(自身を含む): 5067930348

約数和(自身を除く): 3118726458

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 21657821, 43315642, 64973463, 108289105, 129946926, 194920389, 216578210, 324867315, 389840778, 649734630, 974601945, 1949203890]

約数ペア:

[(1, 1949203890), (2, 974601945), (3, 649734630), (5, 389840778), (6, 324867315), (9, 216578210), (10, 194920389), (15, 129946926), (18, 108289105), (30, 64973463), (45, 43315642), (90, 21657821)]