18518772

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{229}}^1\times {\mathrm{293}}^1$

素因数の和:552

約数の個数: 48

約数和(自身を含む): 45440640

約数和(自身を除く): 26921868

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 92, 138, 229, 276, 293, 458, 586, 687, 879, 916, 1172, 1374, 1758, 2748, 3516, 5267, 6739, 10534, 13478, 15801, 20217, 21068, 26956, 31602, 40434, 63204, 67097, 80868, 134194, 201291, 268388, 402582, 805164, 1543231, 3086462, 4629693, 6172924, 9259386, 18518772]

約数ペア:

[(1, 18518772), (2, 9259386), (3, 6172924), (4, 4629693), (6, 3086462), (12, 1543231), (23, 805164), (46, 402582), (69, 268388), (92, 201291), (138, 134194), (229, 80868), (276, 67097), (293, 63204), (458, 40434), (586, 31602), (687, 26956), (879, 21068), (916, 20217), (1172, 15801), (1374, 13478), (1758, 10534), (2748, 6739), (3516, 5267)]