18822208

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{179}}^1$

素因数の和:275

約数の個数: 56

約数和(自身を含む): 39502080

約数和(自身を除く): 20679872

約数列:

[1, 2, 4, 8, 16, 31, 32, 53, 62, 64, 106, 124, 179, 212, 248, 358, 424, 496, 716, 848, 992, 1432, 1643, 1696, 1984, 2864, 3286, 3392, 5549, 5728, 6572, 9487, 11098, 11456, 13144, 18974, 22196, 26288, 37948, 44392, 52576, 75896, 88784, 105152, 151792, 177568, 294097, 303584, 355136, 588194, 607168, 1176388, 2352776, 4705552, 9411104, 18822208]

約数ペア:

[(1, 18822208), (2, 9411104), (4, 4705552), (8, 2352776), (16, 1176388), (31, 607168), (32, 588194), (53, 355136), (62, 303584), (64, 294097), (106, 177568), (124, 151792), (179, 105152), (212, 88784), (248, 75896), (358, 52576), (424, 44392), (496, 37948), (716, 26288), (848, 22196), (992, 18974), (1432, 13144), (1643, 11456), (1696, 11098), (1984, 9487), (2864, 6572), (3286, 5728), (3392, 5549)]