18063945

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^2\times {\mathrm{463}}^1$

素因数の和:511

約数の個数: 48

約数和(自身を含む): 34187520

約数和(自身を除く): 16123575

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 85, 135, 153, 255, 289, 459, 463, 765, 867, 1389, 1445, 2295, 2315, 2601, 4167, 4335, 6945, 7803, 7871, 12501, 13005, 20835, 23613, 39015, 39355, 62505, 70839, 118065, 133807, 212517, 354195, 401421, 669035, 1062585, 1204263, 2007105, 3612789, 6021315, 18063945]

約数ペア:

[(1, 18063945), (3, 6021315), (5, 3612789), (9, 2007105), (15, 1204263), (17, 1062585), (27, 669035), (45, 401421), (51, 354195), (85, 212517), (135, 133807), (153, 118065), (255, 70839), (289, 62505), (459, 39355), (463, 39015), (765, 23613), (867, 20835), (1389, 13005), (1445, 12501), (2295, 7871), (2315, 7803), (2601, 6945), (4167, 4335)]