19416645

素因数分解:

$3^3\times 5^1\times {\mathrm{143827}}^1$

素因数の和:143841

約数の個数: 16

約数和(自身を含む): 34518720

約数和(自身を除く): 15102075

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 143827, 431481, 719135, 1294443, 2157405, 3883329, 6472215, 19416645]

約数ペア:

[(1, 19416645), (3, 6472215), (5, 3883329), (9, 2157405), (15, 1294443), (27, 719135), (45, 431481), (135, 143827)]