42991616

素因数分解:

$2^{20}\times {\mathrm{41}}^1$

素因数の和:81

約数の個数: 42

約数和(自身を含む): 88080342

約数和(自身を除く): 45088726

約数列:

[1, 2, 4, 8, 16, 32, 41, 64, 82, 128, 164, 256, 328, 512, 656, 1024, 1312, 2048, 2624, 4096, 5248, 8192, 10496, 16384, 20992, 32768, 41984, 65536, 83968, 131072, 167936, 262144, 335872, 524288, 671744, 1048576, 1343488, 2686976, 5373952, 10747904, 21495808, 42991616]

約数ペア:

[(1, 42991616), (2, 21495808), (4, 10747904), (8, 5373952), (16, 2686976), (32, 1343488), (41, 1048576), (64, 671744), (82, 524288), (128, 335872), (164, 262144), (256, 167936), (328, 131072), (512, 83968), (656, 65536), (1024, 41984), (1312, 32768), (2048, 20992), (2624, 16384), (4096, 10496), (5248, 8192)]