28338688

素因数分解:

$2^9\times 7^1\times {\mathrm{7907}}^1$

素因数の和:7932

約数の個数: 40

約数和(自身を含む): 64719072

約数和(自身を除く): 36380384

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 512, 896, 1792, 3584, 7907, 15814, 31628, 55349, 63256, 110698, 126512, 221396, 253024, 442792, 506048, 885584, 1012096, 1771168, 2024192, 3542336, 4048384, 7084672, 14169344, 28338688]

約数ペア:

[(1, 28338688), (2, 14169344), (4, 7084672), (7, 4048384), (8, 3542336), (14, 2024192), (16, 1771168), (28, 1012096), (32, 885584), (56, 506048), (64, 442792), (112, 253024), (128, 221396), (224, 126512), (256, 110698), (448, 63256), (512, 55349), (896, 31628), (1792, 15814), (3584, 7907)]