18688944

素因数分解:

$2^4\times 3^1\times {\mathrm{83}}^1\times {\mathrm{4691}}^1$

素因数の和:4785

約数の個数: 40

約数和(自身を含む): 48871872

約数和(自身を除く): 30182928

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 83, 166, 249, 332, 498, 664, 996, 1328, 1992, 3984, 4691, 9382, 14073, 18764, 28146, 37528, 56292, 75056, 112584, 225168, 389353, 778706, 1168059, 1557412, 2336118, 3114824, 4672236, 6229648, 9344472, 18688944]

約数ペア:

[(1, 18688944), (2, 9344472), (3, 6229648), (4, 4672236), (6, 3114824), (8, 2336118), (12, 1557412), (16, 1168059), (24, 778706), (48, 389353), (83, 225168), (166, 112584), (249, 75056), (332, 56292), (498, 37528), (664, 28146), (996, 18764), (1328, 14073), (1992, 9382), (3984, 4691)]