19642048

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{557}}^1$

素因数の和:617

約数の個数: 56

約数和(自身を含む): 42519600

約数和(自身を除く): 22877552

約数列:

[1, 2, 4, 8, 16, 19, 29, 32, 38, 58, 64, 76, 116, 152, 232, 304, 464, 551, 557, 608, 928, 1102, 1114, 1216, 1856, 2204, 2228, 4408, 4456, 8816, 8912, 10583, 16153, 17632, 17824, 21166, 32306, 35264, 35648, 42332, 64612, 84664, 129224, 169328, 258448, 306907, 338656, 516896, 613814, 677312, 1033792, 1227628, 2455256, 4910512, 9821024, 19642048]

約数ペア:

[(1, 19642048), (2, 9821024), (4, 4910512), (8, 2455256), (16, 1227628), (19, 1033792), (29, 677312), (32, 613814), (38, 516896), (58, 338656), (64, 306907), (76, 258448), (116, 169328), (152, 129224), (232, 84664), (304, 64612), (464, 42332), (551, 35648), (557, 35264), (608, 32306), (928, 21166), (1102, 17824), (1114, 17632), (1216, 16153), (1856, 10583), (2204, 8912), (2228, 8816), (4408, 4456)]