20672147712

素因数分解:

$2^8\times 3^1\times {\mathrm{233}}^1\times {\mathrm{115523}}^1$

素因数の和:115775

約数の個数: 72

約数和(自身を含む): 55254667104

約数和(自身を除く): 34582519392

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 233, 256, 384, 466, 699, 768, 932, 1398, 1864, 2796, 3728, 5592, 7456, 11184, 14912, 22368, 29824, 44736, 59648, 89472, 115523, 178944, 231046, 346569, 462092, 693138, 924184, 1386276, 1848368, 2772552, 3696736, 5545104, 7393472, 11090208, 14786944, 22180416, 26916859, 29573888, 44360832, 53833718, 80750577, 88721664, 107667436, 161501154, 215334872, 323002308, 430669744, 646004616, 861339488, 1292009232, 1722678976, 2584018464, 3445357952, 5168036928, 6890715904, 10336073856, 20672147712]

約数ペア:

[(1, 20672147712), (2, 10336073856), (3, 6890715904), (4, 5168036928), (6, 3445357952), (8, 2584018464), (12, 1722678976), (16, 1292009232), (24, 861339488), (32, 646004616), (48, 430669744), (64, 323002308), (96, 215334872), (128, 161501154), (192, 107667436), (233, 88721664), (256, 80750577), (384, 53833718), (466, 44360832), (699, 29573888), (768, 26916859), (932, 22180416), (1398, 14786944), (1864, 11090208), (2796, 7393472), (3728, 5545104), (5592, 3696736), (7456, 2772552), (11184, 1848368), (14912, 1386276), (22368, 924184), (29824, 693138), (44736, 462092), (59648, 346569), (89472, 231046), (115523, 178944)]