19317456

素因数分解:

$2^4\times 3^2\times {\mathrm{163}}^1\times {\mathrm{823}}^1$

素因数の和:1000

約数の個数: 60

約数和(自身を含む): 54459808

約数和(自身を除く): 35142352

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 163, 326, 489, 652, 823, 978, 1304, 1467, 1646, 1956, 2469, 2608, 2934, 3292, 3912, 4938, 5868, 6584, 7407, 7824, 9876, 11736, 13168, 14814, 19752, 23472, 29628, 39504, 59256, 118512, 134149, 268298, 402447, 536596, 804894, 1073192, 1207341, 1609788, 2146384, 2414682, 3219576, 4829364, 6439152, 9658728, 19317456]

約数ペア:

[(1, 19317456), (2, 9658728), (3, 6439152), (4, 4829364), (6, 3219576), (8, 2414682), (9, 2146384), (12, 1609788), (16, 1207341), (18, 1073192), (24, 804894), (36, 536596), (48, 402447), (72, 268298), (144, 134149), (163, 118512), (326, 59256), (489, 39504), (652, 29628), (823, 23472), (978, 19752), (1304, 14814), (1467, 13168), (1646, 11736), (1956, 9876), (2469, 7824), (2608, 7407), (2934, 6584), (3292, 5868), (3912, 4938)]