11881856

素因数分解:

$2^7\times 7^1\times {\mathrm{89}}^1\times {\mathrm{149}}^1$

素因数の和:259

約数の個数: 64

約数和(自身を含む): 27540000

約数和(自身を除く): 15658144

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 89, 112, 128, 149, 178, 224, 298, 356, 448, 596, 623, 712, 896, 1043, 1192, 1246, 1424, 2086, 2384, 2492, 2848, 4172, 4768, 4984, 5696, 8344, 9536, 9968, 11392, 13261, 16688, 19072, 19936, 26522, 33376, 39872, 53044, 66752, 79744, 92827, 106088, 133504, 185654, 212176, 371308, 424352, 742616, 848704, 1485232, 1697408, 2970464, 5940928, 11881856]

約数ペア:

[(1, 11881856), (2, 5940928), (4, 2970464), (7, 1697408), (8, 1485232), (14, 848704), (16, 742616), (28, 424352), (32, 371308), (56, 212176), (64, 185654), (89, 133504), (112, 106088), (128, 92827), (149, 79744), (178, 66752), (224, 53044), (298, 39872), (356, 33376), (448, 26522), (596, 19936), (623, 19072), (712, 16688), (896, 13261), (1043, 11392), (1192, 9968), (1246, 9536), (1424, 8344), (2086, 5696), (2384, 4984), (2492, 4768), (2848, 4172)]