20358976

素因数分解:

$2^6\times {\mathrm{11}}^3\times {\mathrm{239}}^1$

素因数の和:284

約数の個数: 56

約数和(自身を含む): 44622720

約数和(自身を除く): 24263744

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 121, 176, 239, 242, 352, 478, 484, 704, 956, 968, 1331, 1912, 1936, 2629, 2662, 3824, 3872, 5258, 5324, 7648, 7744, 10516, 10648, 15296, 21032, 21296, 28919, 42064, 42592, 57838, 84128, 85184, 115676, 168256, 231352, 318109, 462704, 636218, 925408, 1272436, 1850816, 2544872, 5089744, 10179488, 20358976]

約数ペア:

[(1, 20358976), (2, 10179488), (4, 5089744), (8, 2544872), (11, 1850816), (16, 1272436), (22, 925408), (32, 636218), (44, 462704), (64, 318109), (88, 231352), (121, 168256), (176, 115676), (239, 85184), (242, 84128), (352, 57838), (478, 42592), (484, 42064), (704, 28919), (956, 21296), (968, 21032), (1331, 15296), (1912, 10648), (1936, 10516), (2629, 7744), (2662, 7648), (3824, 5324), (3872, 5258)]