20160918976

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{449}}^1\times {\mathrm{63781}}^1$

素因数の和:64253

約数の個数: 56

約数和(自身を含む): 43741695600

約数和(自身を除く): 23580776624

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 176, 352, 449, 704, 898, 1796, 3592, 4939, 7184, 9878, 14368, 19756, 28736, 39512, 63781, 79024, 127562, 158048, 255124, 316096, 510248, 701591, 1020496, 1403182, 2040992, 2806364, 4081984, 5612728, 11225456, 22450912, 28637669, 44901824, 57275338, 114550676, 229101352, 315014359, 458202704, 630028718, 916405408, 1260057436, 1832810816, 2520114872, 5040229744, 10080459488, 20160918976]

約数ペア:

[(1, 20160918976), (2, 10080459488), (4, 5040229744), (8, 2520114872), (11, 1832810816), (16, 1260057436), (22, 916405408), (32, 630028718), (44, 458202704), (64, 315014359), (88, 229101352), (176, 114550676), (352, 57275338), (449, 44901824), (704, 28637669), (898, 22450912), (1796, 11225456), (3592, 5612728), (4939, 4081984), (7184, 2806364), (9878, 2040992), (14368, 1403182), (19756, 1020496), (28736, 701591), (39512, 510248), (63781, 316096), (79024, 255124), (127562, 158048)]