19170224

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{461}}^1$

素因数の和:605

約数の個数: 40

約数和(自身を含む): 39184992

約数和(自身を除く): 20014768

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 113, 184, 226, 368, 452, 461, 904, 922, 1808, 1844, 2599, 3688, 5198, 7376, 10396, 10603, 20792, 21206, 41584, 42412, 52093, 84824, 104186, 169648, 208372, 416744, 833488, 1198139, 2396278, 4792556, 9585112, 19170224]

約数ペア:

[(1, 19170224), (2, 9585112), (4, 4792556), (8, 2396278), (16, 1198139), (23, 833488), (46, 416744), (92, 208372), (113, 169648), (184, 104186), (226, 84824), (368, 52093), (452, 42412), (461, 41584), (904, 21206), (922, 20792), (1808, 10603), (1844, 10396), (2599, 7376), (3688, 5198)]