20228967808

素因数分解:

$2^7\times 7^1\times {\mathrm{1907}}^1\times {\mathrm{11839}}^1$

素因数の和:13767

約数の個数: 64

約数和(自身を含む): 46085068800

約数和(自身を除く): 25856100992

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 448, 896, 1907, 3814, 7628, 11839, 13349, 15256, 23678, 26698, 30512, 47356, 53396, 61024, 82873, 94712, 106792, 122048, 165746, 189424, 213584, 244096, 331492, 378848, 427168, 662984, 757696, 854336, 1325968, 1515392, 1708672, 2651936, 5303872, 10607744, 22576973, 45153946, 90307892, 158038811, 180615784, 316077622, 361231568, 632155244, 722463136, 1264310488, 1444926272, 2528620976, 2889852544, 5057241952, 10114483904, 20228967808]

約数ペア:

[(1, 20228967808), (2, 10114483904), (4, 5057241952), (7, 2889852544), (8, 2528620976), (14, 1444926272), (16, 1264310488), (28, 722463136), (32, 632155244), (56, 361231568), (64, 316077622), (112, 180615784), (128, 158038811), (224, 90307892), (448, 45153946), (896, 22576973), (1907, 10607744), (3814, 5303872), (7628, 2651936), (11839, 1708672), (13349, 1515392), (15256, 1325968), (23678, 854336), (26698, 757696), (30512, 662984), (47356, 427168), (53396, 378848), (61024, 331492), (82873, 244096), (94712, 213584), (106792, 189424), (122048, 165746)]