19256468

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{607}}^1$

素因数の和:732

約数の個数: 48

約数和(自身を含む): 42491904

約数和(自身を除く): 23235436

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 103, 154, 206, 308, 412, 607, 721, 1133, 1214, 1442, 2266, 2428, 2884, 4249, 4532, 6677, 7931, 8498, 13354, 15862, 16996, 26708, 31724, 46739, 62521, 93478, 125042, 186956, 250084, 437647, 687731, 875294, 1375462, 1750588, 2750924, 4814117, 9628234, 19256468]

約数ペア:

[(1, 19256468), (2, 9628234), (4, 4814117), (7, 2750924), (11, 1750588), (14, 1375462), (22, 875294), (28, 687731), (44, 437647), (77, 250084), (103, 186956), (154, 125042), (206, 93478), (308, 62521), (412, 46739), (607, 31724), (721, 26708), (1133, 16996), (1214, 15862), (1442, 13354), (2266, 8498), (2428, 7931), (2884, 6677), (4249, 4532)]