19415664544

素因数分解:

$2^5\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{371549}}^1$

素因数の和:371653

約数の個数: 48

約数和(自身を含む): 40448419200

約数和(自身を除く): 21032754656

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 71, 92, 142, 184, 284, 368, 568, 736, 1136, 1633, 2272, 3266, 6532, 13064, 26128, 52256, 371549, 743098, 1486196, 2972392, 5944784, 8545627, 11889568, 17091254, 26379979, 34182508, 52759958, 68365016, 105519916, 136730032, 211039832, 273460064, 422079664, 606739517, 844159328, 1213479034, 2426958068, 4853916136, 9707832272, 19415664544]

約数ペア:

[(1, 19415664544), (2, 9707832272), (4, 4853916136), (8, 2426958068), (16, 1213479034), (23, 844159328), (32, 606739517), (46, 422079664), (71, 273460064), (92, 211039832), (142, 136730032), (184, 105519916), (284, 68365016), (368, 52759958), (568, 34182508), (736, 26379979), (1136, 17091254), (1633, 11889568), (2272, 8545627), (3266, 5944784), (6532, 2972392), (13064, 1486196), (26128, 743098), (52256, 371549)]