19978092

素因数分解:

$2^2\times 3^2\times {\mathrm{269}}^1\times {\mathrm{2063}}^1$

素因数の和:2342

約数の個数: 36

約数和(自身を含む): 50712480

約数和(自身を除く): 30734388

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 269, 538, 807, 1076, 1614, 2063, 2421, 3228, 4126, 4842, 6189, 8252, 9684, 12378, 18567, 24756, 37134, 74268, 554947, 1109894, 1664841, 2219788, 3329682, 4994523, 6659364, 9989046, 19978092]

約数ペア:

[(1, 19978092), (2, 9989046), (3, 6659364), (4, 4994523), (6, 3329682), (9, 2219788), (12, 1664841), (18, 1109894), (36, 554947), (269, 74268), (538, 37134), (807, 24756), (1076, 18567), (1614, 12378), (2063, 9684), (2421, 8252), (3228, 6189), (4126, 4842)]