12638224

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{563}}^1$

素因数の和:655

約数の個数: 40

約数和(自身を含む): 26016192

約数和(自身を除く): 13377968

約数列:

[1, 2, 4, 8, 16, 23, 46, 61, 92, 122, 184, 244, 368, 488, 563, 976, 1126, 1403, 2252, 2806, 4504, 5612, 9008, 11224, 12949, 22448, 25898, 34343, 51796, 68686, 103592, 137372, 207184, 274744, 549488, 789889, 1579778, 3159556, 6319112, 12638224]

約数ペア:

[(1, 12638224), (2, 6319112), (4, 3159556), (8, 1579778), (16, 789889), (23, 549488), (46, 274744), (61, 207184), (92, 137372), (122, 103592), (184, 68686), (244, 51796), (368, 34343), (488, 25898), (563, 22448), (976, 12949), (1126, 11224), (1403, 9008), (2252, 5612), (2806, 4504)]