19745136

素因数分解:

$2^4\times 3^2\times {\mathrm{137119}}^1$

素因数の和:137133

約数の個数: 30

約数和(自身を含む): 55259360

約数和(自身を除く): 35514224

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 137119, 274238, 411357, 548476, 822714, 1096952, 1234071, 1645428, 2193904, 2468142, 3290856, 4936284, 6581712, 9872568, 19745136]

約数ペア:

[(1, 19745136), (2, 9872568), (3, 6581712), (4, 4936284), (6, 3290856), (8, 2468142), (9, 2193904), (12, 1645428), (16, 1234071), (18, 1096952), (24, 822714), (36, 548476), (48, 411357), (72, 274238), (144, 137119)]