19061848

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{613}}^1$

素因数の和:668

約数の個数: 48

約数和(自身を含む): 40450320

約数和(自身を除く): 21388472

約数列:

[1, 2, 4, 8, 13, 23, 26, 46, 52, 92, 104, 169, 184, 299, 338, 598, 613, 676, 1196, 1226, 1352, 2392, 2452, 3887, 4904, 7774, 7969, 14099, 15548, 15938, 28198, 31096, 31876, 56396, 63752, 103597, 112792, 183287, 207194, 366574, 414388, 733148, 828776, 1466296, 2382731, 4765462, 9530924, 19061848]

約数ペア:

[(1, 19061848), (2, 9530924), (4, 4765462), (8, 2382731), (13, 1466296), (23, 828776), (26, 733148), (46, 414388), (52, 366574), (92, 207194), (104, 183287), (169, 112792), (184, 103597), (299, 63752), (338, 56396), (598, 31876), (613, 31096), (676, 28198), (1196, 15938), (1226, 15548), (1352, 14099), (2392, 7969), (2452, 7774), (3887, 4904)]