20172288

素因数分解:

$2^9\times 3^1\times {\mathrm{23}}^1\times {\mathrm{571}}^1$

素因数の和:615

約数の個数: 80

約数和(自身を含む): 56174976

約数和(自身を除く): 36002688

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 32, 46, 48, 64, 69, 92, 96, 128, 138, 184, 192, 256, 276, 368, 384, 512, 552, 571, 736, 768, 1104, 1142, 1472, 1536, 1713, 2208, 2284, 2944, 3426, 4416, 4568, 5888, 6852, 8832, 9136, 11776, 13133, 13704, 17664, 18272, 26266, 27408, 35328, 36544, 39399, 52532, 54816, 73088, 78798, 105064, 109632, 146176, 157596, 210128, 219264, 292352, 315192, 420256, 438528, 630384, 840512, 877056, 1260768, 1681024, 2521536, 3362048, 5043072, 6724096, 10086144, 20172288]

約数ペア:

[(1, 20172288), (2, 10086144), (3, 6724096), (4, 5043072), (6, 3362048), (8, 2521536), (12, 1681024), (16, 1260768), (23, 877056), (24, 840512), (32, 630384), (46, 438528), (48, 420256), (64, 315192), (69, 292352), (92, 219264), (96, 210128), (128, 157596), (138, 146176), (184, 109632), (192, 105064), (256, 78798), (276, 73088), (368, 54816), (384, 52532), (512, 39399), (552, 36544), (571, 35328), (736, 27408), (768, 26266), (1104, 18272), (1142, 17664), (1472, 13704), (1536, 13133), (1713, 11776), (2208, 9136), (2284, 8832), (2944, 6852), (3426, 5888), (4416, 4568)]