15563768

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:188

約数の個数: 64

約数和(自身を含む): 33592320

約数和(自身を除く): 18028552

約数列:

[1, 2, 4, 8, 11, 22, 44, 47, 53, 71, 88, 94, 106, 142, 188, 212, 284, 376, 424, 517, 568, 583, 781, 1034, 1166, 1562, 2068, 2332, 2491, 3124, 3337, 3763, 4136, 4664, 4982, 6248, 6674, 7526, 9964, 13348, 15052, 19928, 26696, 27401, 30104, 36707, 41393, 54802, 73414, 82786, 109604, 146828, 165572, 176861, 219208, 293656, 331144, 353722, 707444, 1414888, 1945471, 3890942, 7781884, 15563768]

約数ペア:

[(1, 15563768), (2, 7781884), (4, 3890942), (8, 1945471), (11, 1414888), (22, 707444), (44, 353722), (47, 331144), (53, 293656), (71, 219208), (88, 176861), (94, 165572), (106, 146828), (142, 109604), (188, 82786), (212, 73414), (284, 54802), (376, 41393), (424, 36707), (517, 30104), (568, 27401), (583, 26696), (781, 19928), (1034, 15052), (1166, 13348), (1562, 9964), (2068, 7526), (2332, 6674), (2491, 6248), (3124, 4982), (3337, 4664), (3763, 4136)]