19745316

素因数分解:

$2^2\times 3^3\times {\mathrm{23}}^1\times {\mathrm{7949}}^1$

素因数の和:7985

約数の個数: 48

約数和(自身を含む): 53424000

約数和(自身を除く): 33678684

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 27, 36, 46, 54, 69, 92, 108, 138, 207, 276, 414, 621, 828, 1242, 2484, 7949, 15898, 23847, 31796, 47694, 71541, 95388, 143082, 182827, 214623, 286164, 365654, 429246, 548481, 731308, 858492, 1096962, 1645443, 2193924, 3290886, 4936329, 6581772, 9872658, 19745316]

約数ペア:

[(1, 19745316), (2, 9872658), (3, 6581772), (4, 4936329), (6, 3290886), (9, 2193924), (12, 1645443), (18, 1096962), (23, 858492), (27, 731308), (36, 548481), (46, 429246), (54, 365654), (69, 286164), (92, 214623), (108, 182827), (138, 143082), (207, 95388), (276, 71541), (414, 47694), (621, 31796), (828, 23847), (1242, 15898), (2484, 7949)]