18738252

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{40039}}^1$

素因数の和:40062

約数の個数: 36

約数和(自身を含む): 51010960

約数和(自身を除く): 32272708

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 40039, 80078, 120117, 160156, 240234, 360351, 480468, 520507, 720702, 1041014, 1441404, 1561521, 2082028, 3123042, 4684563, 6246084, 9369126, 18738252]

約数ペア:

[(1, 18738252), (2, 9369126), (3, 6246084), (4, 4684563), (6, 3123042), (9, 2082028), (12, 1561521), (13, 1441404), (18, 1041014), (26, 720702), (36, 520507), (39, 480468), (52, 360351), (78, 240234), (117, 160156), (156, 120117), (234, 80078), (468, 40039)]