18917588992

素因数分解:

$2^{15}\times {\mathrm{167}}^1\times {\mathrm{3457}}^1$

素因数の和:3654

約数の個数: 64

約数和(自身を含む): 38072165040

約数和(自身を除く): 19154576048

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 167, 256, 334, 512, 668, 1024, 1336, 2048, 2672, 3457, 4096, 5344, 6914, 8192, 10688, 13828, 16384, 21376, 27656, 32768, 42752, 55312, 85504, 110624, 171008, 221248, 342016, 442496, 577319, 684032, 884992, 1154638, 1368064, 1769984, 2309276, 2736128, 3539968, 4618552, 5472256, 7079936, 9237104, 14159872, 18474208, 28319744, 36948416, 56639488, 73896832, 113278976, 147793664, 295587328, 591174656, 1182349312, 2364698624, 4729397248, 9458794496, 18917588992]

約数ペア:

[(1, 18917588992), (2, 9458794496), (4, 4729397248), (8, 2364698624), (16, 1182349312), (32, 591174656), (64, 295587328), (128, 147793664), (167, 113278976), (256, 73896832), (334, 56639488), (512, 36948416), (668, 28319744), (1024, 18474208), (1336, 14159872), (2048, 9237104), (2672, 7079936), (3457, 5472256), (4096, 4618552), (5344, 3539968), (6914, 2736128), (8192, 2309276), (10688, 1769984), (13828, 1368064), (16384, 1154638), (21376, 884992), (27656, 684032), (32768, 577319), (42752, 442496), (55312, 342016), (85504, 221248), (110624, 171008)]