20736792

素因数分解:

$2^3\times 3^2\times {\mathrm{179}}^1\times {\mathrm{1609}}^1$

素因数の和:1800

約数の個数: 48

約数和(自身を含む): 56511000

約数和(自身を除く): 35774208

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 179, 358, 537, 716, 1074, 1432, 1609, 1611, 2148, 3218, 3222, 4296, 4827, 6436, 6444, 9654, 12872, 12888, 14481, 19308, 28962, 38616, 57924, 115848, 288011, 576022, 864033, 1152044, 1728066, 2304088, 2592099, 3456132, 5184198, 6912264, 10368396, 20736792]

約数ペア:

[(1, 20736792), (2, 10368396), (3, 6912264), (4, 5184198), (6, 3456132), (8, 2592099), (9, 2304088), (12, 1728066), (18, 1152044), (24, 864033), (36, 576022), (72, 288011), (179, 115848), (358, 57924), (537, 38616), (716, 28962), (1074, 19308), (1432, 14481), (1609, 12888), (1611, 12872), (2148, 9654), (3218, 6444), (3222, 6436), (4296, 4827)]