19103248

素因数分解:

$2^4\times {\mathrm{23}}^2\times {\mathrm{37}}^1\times {\mathrm{61}}^1$

素因数の和:152

約数の個数: 60

約数和(自身を含む): 40388908

約数和(自身を除く): 21285660

約数列:

[1, 2, 4, 8, 16, 23, 37, 46, 61, 74, 92, 122, 148, 184, 244, 296, 368, 488, 529, 592, 851, 976, 1058, 1403, 1702, 2116, 2257, 2806, 3404, 4232, 4514, 5612, 6808, 8464, 9028, 11224, 13616, 18056, 19573, 22448, 32269, 36112, 39146, 51911, 64538, 78292, 103822, 129076, 156584, 207644, 258152, 313168, 415288, 516304, 830576, 1193953, 2387906, 4775812, 9551624, 19103248]

約数ペア:

[(1, 19103248), (2, 9551624), (4, 4775812), (8, 2387906), (16, 1193953), (23, 830576), (37, 516304), (46, 415288), (61, 313168), (74, 258152), (92, 207644), (122, 156584), (148, 129076), (184, 103822), (244, 78292), (296, 64538), (368, 51911), (488, 39146), (529, 36112), (592, 32269), (851, 22448), (976, 19573), (1058, 18056), (1403, 13616), (1702, 11224), (2116, 9028), (2257, 8464), (2806, 6808), (3404, 5612), (4232, 4514)]